Abstract: A firearm maintenance aid can include a firearm vise and a firearm support device. Firearm vise can include vise jaws, a threaded rod connecting vise jaws together, and jaw pin holes in each jaw, the holes extending from an outer surface of a jaw through to an inner surface of each jaw, wherein the holes in the first jaw align with the holes in the second jaw. Firearm support device can include a clamping portion and a supporting portion. The clamping portion can be clamped between the jaws of the firearm vise, can include two parallel clamping faces, and can define vise pin holes that align with the jaw pin holes. The supporting portion can be located opposite the clamping portion and can include a cylindrical shaft. Vise pins can be received by the jaw pin holes and vise pin holes to fixedly connect the support device to the vise.

Abstract: A bore guide comprised of a rear housing, an adjustable shaft having a proximal and a distal end, a tip on the distal end of the adjustable shaft, a spring housing connected to the proximal end of the adjustable shaft, a spring located inside the spring housing, and a lock insertable into a portion of a firearm to lock the spring in a compressed state. The rear housing may have a rear opening on a proximal end of the rear housing and a solvent port on a circumferential portion of the rear housing. Transition of the adjustable shaft toward the rear opening can cause compression of the spring. The lock can secure the bore guide in place and create a seal within the bore of the firearm.

Abstract: A bore guide comprised of a rear housing, an adjustable shaft having a proximal and a distal end, a tip on the distal end of the adjustable shaft, a spring housing connected to the proximal end of the adjustable shaft, a spring located inside the spring housing, and a lock insertable into a portion of a firearm to lock the spring in a compressed state. The rear housing may have a rear opening on a proximal end of the rear housing and a solvent port on a circumferential portion of the rear housing. Transition of the adjustable shaft toward the rear opening can cause compression of the spring. The lock can secure the bore guide in place and create a seal within the bore of the firearm.

Abstract: A pin punch comprised of an elongate body having a length defined by a first axis, at least one hole in a top half of the elongate body, and a magnet embedded in the elongate body and adjacent to the at least one hole, wherein the magnet is positioned and configured to transiently retain a removable firearm pin positioned in the at least one hole. The at least one hole may be at least one of a hole positioned in a side of, and perpendicular to the first axis of, the elongate body, or a pin hole positioned in a top face of, and parallel to the first axis of, the elongate body.

Abstract: An accessory for a working device can include a plug body, an extension portion, and a tool. The plug body can have a length along a first axis and can be comprised of a keyed connection piece on a first end. The extension portion can connect on one end to a second end of the plug body and on an opposite end to the tool. The plug body can be receivable by a plug receptacle on a receiving adapter or a working device. The accessory can further include a spring-loaded locking mechanism that can be structured and configured to transiently lock the plug body to a receiving adapter or a working device.

Abstract: An adjustable support stand can include a front support on a first end of the adjustable support stand having a grip comprised of a first, front support material; and a rear support on an opposing, second end of the adjustable support stand having a grip comprised of a first, rear support material, wherein the front and the rear supports can each have at least two vertical arms, at least one of the supports can have vertically stacked chevron voids on each arm, and the chevron voids can be deformable by the object being worked upon to secure and grip the object in place.

Abstract: A leveling system for a clamping device can include a base having a top, a bottom, and a plurality of sides; and a leveling knob positioned on one of the plurality of sides of the base and comprising a spring, a pin, and a knob connected at an outer end of the shaft. The spring can be compressible when the knob is pulled away from the base. In a locked configuration, the leveling knob can be at a neutral angle and in a home position with the pin positioned within the base. The pin can be removable from the base when the spring is compressed. The leveling knob can be twistable in at least one of clockwise and counterclockwise rotations when the pin is removed from the base.

Abstract: A handle for use with a firearm cleaning rod may include an ergonomic handle. The ergonomic handle comprises a core having a top end, a grip, and a base; a bolster disposed on the top end provides an additional point for a user to apply force to the cleaning rod when cleaning a firearm. Below the bolster is the grip, which consists of a palm-engaging section and a finger-engaging section, where an inward curvature exists on the palm-engaging surface below the bolster; both sections may be covered with a textured overall for improved gripping by a user. Within the base is a housing that contains a connector for the purpose of securely connecting a cleaning rod to the ergonomic handle. The cleaning rod may include an accessory end for connecting firearm barrel cleaning accessories.

Abstract: A handle for use with a firearm cleaning rod may include an ergonomic handle. The ergonomic handle comprises a core having a top end, a grip, and a base; a bolster disposed on the top end provides an additional point for a user to apply force to the cleaning rod when cleaning a firearm. Below the bolster is the grip, which consists of a palm-engaging section and a finger-engaging section, where an inward curvature exists on the palm-engaging surface below the bolster; both sections may be covered with a textured overall for improved gripping by a user. Within the base is a housing that contains a connector for the purpose of securely connecting a cleaning rod to the ergonomic handle. The cleaning rod may include an accessory end for connecting firearm barrel cleaning accessories.

Abstract: An armorer's wrench can include an elongate wrench body having an implement end structured and configured to define a plurality of wrench interfaces, and a handle end opposite the implement end being structured and configured to define a handle shape with a molded grip. The plurality of wrench interfaces can include at least one of a barrel nut wrench and a castle nut wrench, and the handle end can be devoid of wrench interfaces. The armorer's wrench can further include a plurality of hammer heads, hammer head storage, and a hammer head receiver. The handle end may be structured and configured to provide the hammer head storage, and the implement end may be structured and configured to provide the hammer head receiver. Each of the plurality of hammer heads may be structured and configured to securely and releasably attach to the hammer head receiver and to the handle end.

Abstract: A firearm multi-tool and sheath can include a multi-tool having a plurality of tools that are pivotally connected to a frame of the multi-tool; and a sheath for storing the multi-tool. The sheath can include a frame, a spring-loaded bit driver pivotally connected to the frame, a release lever structured and configured to engage with the spring-loaded bit driver to releasably lock the bit driver in place, and bit set storage, wherein the bit set storage is inset in the frame and is structured and configured to house a plurality of bits.

Abstract: A firearm maintenance aid can include a firearm vise and a firearm support device. Firearm vise can include vise jaws, a threaded rod connecting vise jaws together, and jaw pin holes in each jaw, the holes extending from an outer surface of a jaw through to an inner surface of each jaw, wherein the holes in the first jaw align with the holes in the second jaw. Firearm support device can include a clamping portion and a supporting portion. The clamping portion can be clamped between the jaws of the firearm vise, can include two parallel clamping faces, and can define vise pin holes that align with the jaw pin holes. The supporting portion can be located opposite the clamping portion and can include a cylindrical shaft. Vise pins can be received by the jaw pin holes and vise pin holes to fixedly connect the support device to the vise.

Abstract: A firearm maintenance aid can include a firearm vise and a firearm support device. Firearm vise can include vise jaws, a threaded rod connecting vise jaws together, and jaw pin holes in each jaw, the holes extending from an outer surface of a jaw through to an inner surface of each jaw, wherein the holes in the first jaw align with the holes in the second jaw. Firearm support device can include a clamping portion and a supporting portion. The clamping portion can be clamped between the jaws of the firearm vise, can include two parallel clamping faces, and can define vise pin holes that align with the jaw pin holes. The supporting portion can be located opposite the clamping portion and can include a cylindrical shaft. Vise pins can be received by the jaw pin holes and vise pin holes to fixedly connect the support device to the vise.

Abstract: A firearm maintenance aid can include a firearm vise and a firearm support device. Firearm vise can include vise jaws, a threaded rod connecting vise jaws together, and jaw pin holes in each jaw, the holes extending from an outer surface of a jaw through to an inner surface of each jaw, wherein the holes in the first jaw align with the holes in the second jaw. Firearm support device can include a clamping portion and a supporting portion. The clamping portion can be clamped between the jaws of the firearm vise, can include two parallel clamping faces, and can define vise pin holes that align with the jaw pin holes. The supporting portion can be located opposite the clamping portion and can include a cylindrical shaft. Vise pins can be received by the jaw pin holes and vise pin holes to fixedly connect the support device to the vise.

Abstract: A firearm multi-tool and sheath can include a multi-tool having a plurality of tools that are pivotally connected to a frame of the multi-tool; and a sheath for storing the multi-tool. The sheath can include a frame, a spring-loaded bit driver pivotally connected to the frame, a release lever structured and configured to engage with the spring-loaded bit driver to releasably lock the bit driver in place, and bit set storage, wherein the bit set storage is inset in the frame and is structured and configured to house a plurality of bits.

Abstract: A firearm maintenance tool can include a rigid body and a locking gate. The rigid body can include a spine, a foot, and a hooked head having a receiving cavity, wherein the rigid body is structured and configured to optionally house a plurality of pivotally connected tools. The locking gate can include a pivoting receiver at a first end of the locking gate that is pivotally connected to the rigid body, a removable connection piece at a second end of the locking gate, and a threaded shaft located at least partially within the pivoting receiver. The removable connection piece can have a threaded connection with threaded shaft and can at least partially insert into hooked head to lock the locking gate to the rigid body and create an enclosure for a strap.

Abstract: A firearm maintenance tool can include a rigid body and a locking gate. The rigid body can include a spine, a foot, and a hooked head having a receiving cavity, wherein the rigid body is structured and configured to optionally house a plurality of pivotally connected tools. The locking gate can include a pivoting receiver at a first end of the locking gate that is pivotally connected to the rigid body, a removable connection piece at a second end of the locking gate, and a threaded shaft located at least partially within the pivoting receiver. The removable connection piece can have a threaded connection with threaded shaft and can at least partially insert into hooked head to lock the locking gate to the rigid body and create an enclosure for a strap.

Abstract: A firearm maintenance aid can include a firearm vise and a firearm support device. Firearm vise can include vise jaws, a threaded rod connecting vise jaws together, and jaw pin holes in each jaw, the holes extending from an outer surface of a jaw through to an inner surface of each jaw, wherein the holes in the first jaw align with the holes in the second jaw. Firearm support device can include a clamping portion and a supporting portion. The clamping portion can be clamped between the jaws of the firearm vise, can include two parallel clamping faces, and can define vise pin holes that align with the jaw pin holes. The supporting portion can be located opposite the clamping portion and can include a cylindrical shaft. Vise pins can be received by the jaw pin holes and vise pin holes to fixedly connect the support device to the vise.

Abstract: Logically separating users into isolation groups is described. An example computer-implemented method can include identifying a first group of users of an online system that allows users to interact with one another on the online system. The method may also include grouping the first group of users into a first isolation group. The method may also include identifying a second group of users of the online system separate from the first group of users within the online system. The method may also include grouping the second group of users into a second isolation group. The first isolation group and the second isolation group may include logical boundaries that restrict interaction within the online system between users in the first isolation group and users in the second isolation group. Additionally, the first isolation group and the second isolation group may be hosted on the same server.

Abstract: A firearm support device can include an elongate member, a lock knob, and vise pins. The elongate member can include a clamping portion, a supporting portion, and a stop portion located therebetween. The clamping portion can be clamped between jaws of a bench vise, can include two parallel clamping faces, and can define vise pin holes. The vise pins can be received by the vise pin holes. The supporting portion can support an upper receiver of a firearm and can include a cylindrical shaft aligned with the long axis of the elongate member. The supporting portion can include splines structured to mate with lugs of a barrel extension of a firearm barrel. The supporting portion can define a plurality of lock knob holes aligned radially and located around the cylindrical shaft. The lock knob can be received by one of these holes and constrain the upper receiver.