Abstract: A muzzle brake apparatus comprises a main body having a central bore and a plurality of peripheral bores about the central bore, the central bore extending a flow path for a projectile from a barrel of a firearm and an exit for the projectile and a brake backing plate coupled to the main body, the brake backing plate constructed and arranged for coupling to a distal end of the barrel of the firearm, the brake backing plate including an air chamber that provides an interior volume for receiving a flow of gas in the flow path of the barrel, wherein the peripheral bores output a first portion of gas from the firearm, and wherein a second portion of the gas is returned to the barrel from the air chamber.

Abstract: This invention provides a universal tactical light fixing mechanism which includes a base, a pull rod and a lock block; the pull rod passes through the base and one end thereof is disposed inside the base; the base is provided with a mounting slot for mounting a tactical light; the pull rod is provided with a handle at one end thereof which is distant from the base for controlling the pull rod to move up and down; the handle is rotatably connected with the pull rod; the base is connected with a first screw; the lock block cooperates with the first screw to provide clamping force; the lock block is provided with a gear; the pull rod has a side surface which is provided with slots that match protruding teeth on the gear; the gear is disposed inside the base and engaged with the side surface of the pull rod.

Abstract: The present disclosure is directed to a firearm capable of holding more than one magazines. In a particular embodiment, the firearm can include an operational magazine well adapted to receive an operational magazine and a secondary magazine well adapted to receive a secondary magazine, wherein the secondary magazine well is nonoperational.

Abstract: Firearm accessories and associated methods. A firearm accessory includes a mount for mounting the firearm accessory on a firearm. The mount can be adjustable to customize the mounting of the firearm accessory on the firearm. Electronic firearm accessories can include a longitudinally extending circuit structure having one or more electronic switches thereon facing laterally. A switch assembly can include a push member and a finger extending therefrom for actuating an associated electronic switch. Battery compartment features are also disclosed.

Abstract: A flashlight with lateral locking function for firearms, comprises: a flashlight body and a lateral locking mechanism, the lateral locking mechanism is used to fix the flashlight body to a firearm; the lateral locking mechanism comprises a bottom box and a connecting component, an adjustment component is arranged on the bottom box, the adjusting component is connected with the connecting component, and comprises an adjusting handle, the adjusting handle is connected with a side wall of the bottom box, using to drive the movement of the connecting component, so that the connecting component is connected or disconnected from the firearm. The disclosure realizes the quick installation and disassembly. The whole installation process does not need to use other tools such as wrenches, and the installation is firm; the adjusting handle is arranged on the side wall of the bottom box, which is convenient for users to operate.

Abstract: A magazine retention device includes an attachment pouch and an insert. The attachment pouch includes a front panel, a rear panel opposing the front panel, and an attachment portion. The front panel is secured to the rear panel forming a cavity between the front panel and the rear panel. The attachment portion is configured to attach to a carrier. The insert is disposed within the cavity and secured to the attachment pouch. The insert has an first region and a second region. The first region includes a rectangular opening configured to receive a magazine. The second region includes one or more walls that bias toward a center of the cavity. Here, the one or more walls bias in contact with a received magazine.

Abstract: A slide cover plate (1) for the slide (2) of a striker-fired hand gun, closes the end portion (4) of the slide (2) opposite to the muzzle (3) and provides support for an end portion (11) of a spring striker unit (5) and/or an end portion (21) of a spring extractor unit (15) inside of the slide (2). The slide cover plate (1) received into a groove (7) provided in the end portion (4) of the slide (2), where the slide cover plate (1) is fixed in its position. The slide cover plate (1) comprises a backwardly protruding part having larger face area than the cross sectioned area of the slide (2) at its end portion (4).

Abstract: A lamp is provided. The lamp may include: a housing, a guide rail clamp, arranged on the housing, the guide rail clamp including a first sliding block and a second sliding block that are arranged at intervals, the first sliding block being detachably arranged on the housing, a connecting component, the connecting component being in connection with the first sliding block to fix the first sliding block on the housing, the connecting component forming an assembling unit jointly with the first sliding block, a positioning structure, including a positioning piece and a positioning hole, the positioning piece being arranged on one of the housing and the assembling unit, the positioning hole being arranged on another of the housing and the assembling unit, and the positioning piece being inserted into the positioning hole when the assembling unit moves to an assembling position.

Abstract: A malfunction insert is for a firearm that includes a magazine. The malfunction insert includes a narrow end comprising a narrow edge, a concave surface disposed at an opposite end of the malfunction insert from the narrow end, and a central member that connects the concave surface and the narrow end. The malfunction insert is configured to be inserted into the magazine.

Abstract: A method of removing a trigger assembly from a firearm includes placing a projection of a pin removal tool against a first end of a trigger pin of a firearm. The projection of the pin removal tool extends from a first end of a handle of the pin removal tool. The projection is then pushed against the pin so as to cause the pin to partially unseat from its position within the firearm. The pin removal tool is then turned around and the head is engaged to the pin between the first end and a second end thereof via a notch of the head. The pin removal tool is pulled so that the trigger pin is removed from the firearm so as to release a trigger assembly which is at least partially held within the firearm by the trigger pin.

Abstract: A hinge joint includes first and second hinge leaves pivotably mounted on a hinge pin, where the hinge joint is operable between open and closed positions. The hinge joint has a locking mechanism that prevents opening the hinge joint from a closed position until the locking mechanism is moved to the unlocked position. In one example, the locking mechanism includes a plunger retained in the hinge pin. When the plunger is depressed, one or more protrusions can move from a blocking position to a non-blocking position. In some embodiments, the locking mechanism must be moved to the unlocked position prior to opening the hinge joint. The locking mechanism may be used alone or in combination with engagement structures between the first and second hinge leaves. The hinge joint can be part of a folding rifle stock assembly or other hinged assembly.

Abstract: A firearm includes a firearm identification tag carried in a space between lugs of an accessory mounting rail. A firearm accessory mounting rail assembly includes a firearm identification tag carried in a recoil groove of a Picatinny rail, and including a housing having geometry complementary to a lug of the Picatinny rail, and a transmitter carried in the housing. A firearm identification tag for a firearm accessory mounting rail includes a trapezoidal housing having geometry complementary to Picatinny rail geometry and configured to be press fit between Picatinny lugs, and including sides, a major base, a minor base, and legs between the bases disposed at acute angles to the major base.

Abstract: A device implementable on a firearm includes a main body and a paddle portion. The main body includes a bolt catching portion, a first protrusion, a second protrusion, and a pivot portion connecting the bolt catching portion, the first protrusion and the second protrusion. The paddle portion is detachably attached to the first protrusion and the second protrusion of the main body. The paddle portion includes a first paddle, a second paddle, and a connecting portion connecting the first paddle and the second paddle. The pivot portion is pivotably coupled to the wall to allow the bolt catching portion to pivot between a bolt releasing position and a bolt stopping position. The first paddle is coupled to the first protrusion and the second paddle is coupled to the second protrusion.

Abstract: A load carrier for a muzzleloader having a muzzle, comprising a first assembly component and a second assembly component, the first assembly component comprising a tubular open-ended charge receiving body configured to receive a charge though an open end section of the charge receiving body with the second assembly component comprising a tubular delivery body comprising a delivery end section and a connector end section, the delivery end section having an external diameter so as to be insertable into the muzzle and a removeable cap engageable with the delivery end section. The connector end section of the second assembly component may be engageable with the open end section of the charge receiving body of the first assembly component. Insertion of at least a portion of the delivery end section into the muzzle during pouring facilitates consistent and speedy loading. The disclosure also provides associated methods.

Abstract: A magazine holster assembly comprising a magazine holster, an outer housing coupled to the magazine holster, and a magazine contactor assembly disposed within the outer housing. The magazine contactor assembly comprising an isolator, a contactor secured within the isolator, and a contactor fastener threaded through the isolator to the contactor.

Abstract: A bolt catch device is disclosed. The bolt catch includes a movable surface configured to be positioned within a weapon so as to conditionally engage a bolt so as to prevent the bolt from rechambering a next round from a magazine, a tip configured to, in response to a received force, cause the movable surface to move so as to release the bolt, and a spring engagement feature configured to be positioned within the weapon so as to receive a spring within the weapon, wherein the spring within the weapon is configured to bias the movable surface toward a position which prevents the bolt from rechambering a next round.

Abstract: A multi-tool for disrupter breech maintenance includes an elongate body having a first axial end and a second axial end. The elongate body encases a storage volume commencing at and accessible from the second axial end. An open-ended rectangular notch in a radial wall of the elongate body has a planar base. A hole extends radially through the elongate body with the hole originating in the notch's planar base and having a longitudinal axis perpendicular to the planar base. A rectangular well in the radial wall of the elongate body is provided adjacent to the rectangular notch. A first hexagonal socket is coupled to the first axial end of the elongate body. A second hexagonal socket is provided for attachment to the second axial end of the elongate body.

Abstract: An accessory rail kit removably mountable on a weapon. The accessory rail kit includes an upper accessory rail extending parallel to a round of the weapon. The upper accessory rail has a front end, a back end, and an upper accessory mounting surface. A base supports the upper accessory rail. A front structural support extends downwardly from the base, proximate to the front end of the upper accessory rail, and engages the weapon. A back structural support extends downwardly from the base, proximate to the back end of the upper accessory rail, and engages the weapon. A side rail support extends downwardly from a right side of the base that engages the weapon. A stabilizer arm extends downwardly from a left side of the base, with a contoured foot attached to a lower end of the stabilizer arm, and engages the weapon.

Abstract: A training cartridge for use in firearm malfunction training is disclosed. The training cartridge is used in a firearm including a clip or magazine to prevent conventional ammunition cartridges from being properly fed into the firing chamber of the firearm. The training cartridge includes a generally cylindrical body, a skirt portion extending outwardly relative to an outer surface of the body, an annular rim spaced from a lower surface of the skirt that is oriented toward the rim such that an annular recess is formed between the lower surface of the skirt and the rim. A feed malfunction is induced when a conventional ammunition cartridge, as it is fed into the firing chamber, is snagged by the adjacent training cartridge.

Abstract: A sight magnifier assembly is configured to be releasably secured to a rail feature of a firearm to be used with a sight assembly to enhance a downrange image. The sight magnifier assembly includes a base configured to be releasably secured to the rail feature of the firearm and a housing rotatably coupled to the base. The housing is configured to support sight optics used to enhance or improve the downrange image. The assembly further includes a mechanism configured to enable the rotation the housing with respect to the base between a use position in which the sight optics is configured to be used with the sight assembly and a stored position in which the sight optics is moved so that the housing and the sight magnifier assembly is nearly completely obscured from the operator by the sight assembly as viewed along a longitudinal axis.

Abstract: A locking mechanism for securely attaching an accessory mount to a firearm having a Picatinny/Weaver mounting rail. The locking mechanism includes a resiliently biased slider jam that is received within a transverse groove of the Picatinny/Weaver rail. A clip is provided to clamp the accessory mount to the rail by a locking screw. A locking screw spring may urge the clip away from a tight engagement with the rail when the locking screw is in a loosened condition. The locking mechanism is adaptable to all Picatinny/Weaver rails and provides a rock solid firearm accessory mounting system.

Abstract: A firearm includes a firearm identification tag carried in a space between lugs of an accessory mounting rail. A firearm accessory mounting rail assembly includes a firearm identification tag carried in a recoil groove of a Picatinny rail, and including a housing having geometry complementary to a lug of the Picatinny rail, and a transmitter carried in the housing. A firearm identification tag for a firearm accessory mounting rail includes a trapezoidal housing having geometry complementary to Picatinny rail geometry and configured to be press fit between Picatinny lugs, and including sides, a major base, a minor base, and legs between the bases disposed at acute angles to the major base.

Abstract: A method and apparatus for limiting the amount of rotation of a upper assembly in relation to a sub-assembly is disclosed. The apparatus comprises a pin corresponding to a pinhole of a sub-assembly of a firearm. A bumper is coupled to the pin by a connector. When the pin is placed in the pinhole, the bumper will prevent full rotation of the upper in relation to the sub-assembly while allowing some separation. The method comprises replacing a front pin of a firearm with a pin such that bumper abuts the upper and the sub-assembly when the upper is rotated about the pin. When the upper is rotated, the magazine is removed.

Abstract: The present disclosure relates to an Improved Ballistic Chain Cutting Device. In general, the device positions a target link from a multi-link chain in the proper placement for a single shot from a firearm to cut or sever the target link. Embodiments of the improved device include a specially designed slot with stepped sidewalls creating a varying width to tightly receive the target link, a curved adjacent link engagement region to better accommodate the semicircular end of a link adjacent the target link, and a curved target link engagement region to better secure the target link within the device.

Abstract: Disclosed herein is a method and apparatus for replacing a selector switch of lower receiver of a firearm, the method including the steps of: removing an ancillary portion of the selector switch; inserting a sear spring and sear deflector block into the lower receiver such that a hook portion and an end portion of the sear spring engage a sear and a portion of a sear spring to cause the sear and the portion of a sear spring to be disengaged from the selector switch; inserting a detent deflector button into a side of the lower receiver such a spring biased detent is depressed and the selector switch extends from an opposite side of the lower receiver; removing the selector switch; inserting a new selector switch into the opposite side of the lower receiver such that the detent deflector button is dislodged from the side of the lower receiver; removing the sear spring and sear deflector block; and securing the removing the ancillary portion or a new ancillary portion to the new selector switch.

Abstract: A takedown pin system may be used for the processes of securing, semi-securing, and/or un-securing the rear connection points of firearm lower and upper receivers, for example, of an AR-15, with an option to maintain axial engagement of the pin to the receivers throughout two or more of the processes. An enhanced pin detent track allows pin rotation when axially-engaged in the receivers. A narrow pin body portion, for example, a recessed side surface portion or a narrow flange, cooperates with the pin hole and/or a slot in an upper receiver rear knuckle. Rotating the pin may locate the recess or flange to make room between the pin and the inner surface(s) of the upper receiver pin hole so the upper receiver can pivot slightly open from the lower receiver. A slot at the bottom of the rear knuckle hole may receive a flange of the takedown pin.

Abstract: A weight training equipment with an ultrasonic sensor assembly including a transmitter unit, a receiver unit, a case and the support. The case is rotatably supported upon the support to expose the transmitter and the receiver upwardly. A freely rotatable pin unit is selectively inserted into the hole of the corresponding weight block of the weight training equipment to have its reflection surface downwardly face the sensor assembly. A distance between the pin unit and the sensor assembly during exercise can be measure by ultrasound transmitted from the transmitter unit toward the pin unit and further reflected by the reflection surface and received by the receiver unit.

Abstract: The present invention describes a method of providing a mark to a case (13) of a cartridge (1) of ammunition. The mark comprises at least one sub-mark (12) and is suitable for identification or for tracking of the cartridge (1). According to the present invention, at least one scratching means (10) selectively incises a surface of the case (13), thereby forming the at least one sub-mark (12).

Abstract: The rail interface system uses a lever mechanism that pivots to extend through and restrictively engage the edges of the rail openings, thereby securely affixing the weapon accessory against the weapon or weapon component. The lever mechanisms may be adapted for use with M-Lok® or KeyMod style rail openings without the use of specialized nuts and fasteners.

Abstract: The improved rail interface system uses a spring tensioned “locking” shoe that extends from the accessory body into the rail opening to restrictively engage the edges of the rail openings and hold the weapon accessory against the weapon or weapon component. The locking shoe mechanisms is incorporated into a weapon light mount but may be adapted for use with M-Lok® style rail openings without the use of specialized nuts and fasteners.

Abstract: In an accessory mount mechanism being releasably and adjustably assembled to the accessory mount rail of a firearm a lever-actuated clamping mechanism employs an upwardly facing clamping force adjustment member that is manually adjustable by the firearm user without the use of tools of any kind. A locking lever is pivotally mounted to a lateral platform of a mount base by means of an integral spindle shaft that projects upwardly from a cam plate that is fixed to the locking lever. The spindle shaft defines a non-circular section that is engaged by a corresponding non-circular drive receptacle of a drive washer member that is urged upwardly within an insert member of the mount base by a spring member. A manually actuated adjustment member is threaded to the spindle shaft and faces upwardly for ease of visual location and manual rotation by the user of the firearm.

Abstract: This disclosure describes embodiments of a combination castlenut and barrelnut socket adapter that may be used to remove castlenuts and barrel nuts from firearms.

Abstract: A safety device for redirecting spent ammunition cartridge cases away from a rifleman or bystander as they are ejected from the ejector port of a semiautomatic or automatic rifle. In a first embodiment, the center mounted embodiment is preferred. The presented device includes a mounting clamp assembly, mounting rod and pivoting deflector. The deflector can be pivoted to permit the ejection pattern desired by the rifleman. In a second embodiment, the side mounted assembly, the mounting clamp assembly is attached to the right hand side rail of the forearm and barrel assembly. In the third embodiment, rear mounted assembly, the clamp mounting assembly is installed at the rear of the upper receiver rail. In a fourth embodiment, forward mounted assembly, the mounting clamp assembly is mounted on the forearm upper accessory mounting rail. All embodiments described herein apply to a left-handed version of the rifle.

Abstract: A holster assembly is configured to detachably join a magazine to a waist of a user. The holster assembly includes an upper holster assembly further including an upper holster assembly internal channel, wherein the upper holster assembly internal channel is joined to the magazine. A tongue further includes a button wherein the button extends below a lower edge of the upper holster assembly internal channel. A lower holster assembly is detachably coupled to the upper holster assembly and includes a lower holster assembly internal channel. The lower holster assembly internal channel is immediately adjacent to the magazine. A tongue receiver has a tongue receiver opening. The tongue receiver opening extends above an upper edge of the lower holster assembly internal channel.

Abstract: A novel locking mechanism for a noise suppressor mount for a firearm comprising a muzzle attachment comprising a plurality of locking positions, a collar, and a locking arm comprising a locking notch wherein the collar rotates to move the locking notch in a circular direction into a locking position.

Abstract: I disclose an apparatus, comprising at least one sensor configured to receive at least one signal indicative of a proximity of a first animal, at least one environmental signal, or both; a processor configured to detect a sufficient proximity of the first animal, a favorable environmental condition, or both from the received signal or signals, and emit a triggering signal in response to the detection; and an audio playback device configured to receive the triggering signal and emit a call of a second animal in response to the triggering signal. I also disclose a system comprising the apparatus and a trap; and a method of luring an animal.

Abstract: A handguard assembly for a firearm includes a handguard with an internal clamping area. A single-piece index block includes a securing portion for connecting to the handguard and an indexing extension for engaging an indexing feature on the upper receiver of the firearm. The handguard includes internal ribs that provide discrete clamping surfaces for engaging a barrel nut of the firearm. Connecting the index block to the handguard generates a continuous clamping action in the handguard which acts through the ribs to apply a radially-directed circumferentially-applied clamping force on a barrel nut through the discrete clamping surfaces. The indexing feature of the index block engages an indexing feature of the upper receiver to ensure proper alignment of the handguard and the upper receiver.

Abstract: A gun magazine automatic changing apparatus is disclosed. According to an embodiment, a gun magazine automatic changing apparatus is combined with a gun having a barrel, a barrel cover, a receiver connected to the rear end of the barrel, and a magazine chamber. The gun magazine automatic changing apparatus includes: a multi-magazine mount including a plurality of clips each having a holder fitted on a magazine and connectors disposed on both sides of the holder and having fitting units at both ends; and a loading guide including an actuating bar pushing down the connectors of the multi-magazine mount and a holder formed at an end of the actuator bar to be held by a user and disposed under the barrel cover to move forward/backward.

Abstract: The mounting device includes keys or pressing element, a movable fastener, a positioning bar and elastic elements, which are assembled in a receiving room of a base. The base is formed with an island type engagement portion having a shape corresponding to a slot of an M-LOK rail. The keys or pressing element is transversely movable in the receiving room. The movable fastener is longitudinally movable in the receiving room and has a latch bar projecting to a bottom of the island type engagement portion. The keys or pressing element and the movable fastener are provided with a driving slant and a driven slant, respectively. A slidable planar contact is formed between the driving slant and the driven slant by means of both the driven slant being shifted by pushing the driving slant and elasticity of the elastic elements. Pressing the keys or pressing element drives the latch bar to make a longitudinally to-and-fro shift.

Abstract: A pistol with a frame, including a trigger mechanism and a movable slide, in which a barrel, a recoil spring, and a firing mechanism comprising a firing pin are located. The firing pin is movably mounted in a firing pin guide, where the firing pin guide has a holding plate on the end, which is pivoted in a holding notch in the slide, the slide being affixed in one angle of rotation of the holding plate and not in one other angle of rotation, and that the holding plate has a stop retainer, which abuts against a stop level in the frame and prevents the firing pin guide (spacer sleeve) and the firing pin from moving forward with the slide when the slide is removed from the frame.

Abstract: A variety of apparatuses and associated methods are provided for providing a retractable suppressor system for gas generator systems such as a firearm. One embodiment includes a suppressor system that includes a retractable structure and housing, a fixed baffle, floating baffles, and springs to displace the floating baffles within the suppressor as the suppressor is extended from the housing along a gas generator system, e.g. a barrel of a firearm and thereby enclose the barrel within the suppressor. Embodiments of the invention permit full retraction, partial retraction/extension, or full extension of an exemplary suppressor with respect to an emission section of the gas generator e.g., firearm muzzle. Embodiments of the invention include an external latch which enables an operator to latch or unlatch the suppressor as it moves from one position to another and prevents accidental activation. Embodiments of the invention are configured to operate with accessory mounting systems.

Abstract: An accessory attachment device having a main chassis; a first locking arm and a second locking arm extending from the main chassis; a channel defined between the first locking arm and the second locking arm; a rail clamp having a clamp extension, wherein the rail clamp is positionable in an extended or engaged position wherein at least a portion of the clamp extension extends through at least a portion of a rail clamp aperture formed in the second locking arm; a tension arm, wherein at least a portion of the tension arm is pivotably positioned within a chassis recess formed in the main chassis; and a cam lever having a cam lever extension portion, wherein at least a portion of the cam lever is pivotably positioned within the tension arm, and wherein the cam lever is pivotable between an open or unlocked position and a closed or locked position.

Abstract: A system for mounting an accessory to an accessory rail of a firearm includes an accessory mount which provides a plurality of rotational positions of the accessory relative to the firearm. The accessory mount also provides one-handed insertion and removal of the accessory without touching the accessory mount. Methods of use are disclosed.

Abstract: A receptacle for collecting casings ejected from a firearm applied with a magazine includes a housing having an upper opening, a lower opening, and an interior defined within the housing between and in communication with the upper and lower openings. The upper opening is opened and can be mounted to be spaced apart from the ejection port of a firearm. A gate in the lower opening pivots between open and closed positions; the lower opening is closed when the magazine is received in the firearm and is opened when the magazine is removed from the firearm.

Abstract: Embodiments include a method and apparatus for an integrated illumination device mount and for mounting the integrated illumination device and mount to a firearm or helmet. In some embodiments, the integrated illumination device mount is a low profile mount. In some embodiments, the integrated illumination device mount allows rigid mounting of an illumination device to a rail of a firearm. In other embodiments, the integrated illumination device allows pivotal mounting of the illumination device to a rail of a firearm. In yet other embodiments, the integrated illumination device mount allows pivotal mounting of the illumination device to a rail of a helmet.

Abstract: A novel locking mechanism for a noise suppressor mount for a firearm comprising a muzzle attachment comprising a plurality of locking positions, a collar, and a locking arm comprising a locking notch wherein the collar rotates to move the locking notch in a circular direction into a locking position.

Abstract: A mounting assembly which may be releasably mounted on a standard mounting rail, where said rail includes a base plate and evenly spaced upwardly extending rail projections with evenly spaced transverse slots there between, each rail projection having an angulated upper side surface and an angulated lower side surface, said mounting assembly comprising: a first rail engaging surface and a second rail engaging surface, said first rail engaging surface and said second rail engaging surface facing said angulated lower side surface, when mounted on the rail, a third rail engaging surface and a fourth rail engaging surface, said third rail engaging surface and said fourth rail engaging surface facing said angulated upper side surface, when mounted on the rail, wherein at least said third rail engaging surface and said fourth rail engaging surface are formed with alternating flat surfaces and indentation surfaces, each indentation surface having a width extending a width of each of said transverse slots, and eac

Abstract: A weapon stabilizing device for stabilizing a weapon during use. The device includes a spool member configured to release and retract an anchor line with rotation of the spool member. A lock member prevents rotation of the spool member in a locked position and allows rotation of the spool member in a released position. Actuation of an activation member switches the lock member from a default position to an activated position. The default position may be the locked position or the released position. When the default position is the locked position, the activated position is the released position. When the default position is the released position, the activated position is the locked position. A spool spring may provide continuous positive rotation of the spool member in the released position. The weapon stabilizing device may be connected to or within a base of a weapon.

Abstract: An adapter piece for mounting weapon accessory parts on a handheld firearm having a main body which includes mounting elements for detachably attaching the weapon accessory parts. To ensure flexible and accurate mounting of the weapon accessory parts, a fastening element for detachably attaching the main body to a front stock of the handheld firearm is disposed on the main body.

Abstract: A system and method for a user's appendages when firing a weapon is described. One embodiment includes a cover kit for a firearm handguard. The kit has a base and an insert. The base has a longitudinal axis, an upright axis, a transverse axis, a socket, an exterior surface, and an interior surface. The insert has an insert body and a plug. The socket has a movable engagement prong shaped to engage a wall surface of a handguard slot. The plug has a prong engagement surface shaped to engage the engagement prong. The plug is shaped to apply a force on the engagement prong such that a distal portion of the engagement prong is flexed more than a proximal portion of the engagement prong.