Abstract: A bolt carrier group and a method for manufacturing it are disclosed. The bolt carrier group contains a first bolt carrier section containing a first end and a second end, a second bolt carrier section containing a first end and a second end, a plurality of pins positioned between the first bolt carrier section and the second bolt carrier section, a coupling pin configured to prevent decoupling of the first bolt carrier section from the second bolt carrier section.

Abstract: A method for manufacturing is disclosed. The method forms a hollow pipe using an extrusion process, the hollow pipe contains a main body, a through aperture, and a protrusions running along the entire length of the main body, forms internal threads inside the through aperture, forms an elongated bottom member from the protrusion, wherein the elongated bottom member contains a recessed channel and one or more recesses, wherein the elongated bottom member runs along a portion of the main body, forms external threads along the main body.

Abstract: A method for manufacturing is disclosed. The method forms a hollow pipe using an extrusion process, the hollow pipe contains a main body, a through aperture, and a protrusions running along the entire length of the main body, forms internal threads inside the through aperture, forms an elongated bottom member from the protrusion, wherein the elongated bottom member contains a recessed channel and one or more recesses, wherein the elongated bottom member runs along a portion of the main body, forms external threads along the main body.

Abstract: An improved M1911 handgun is disclosed. The improved M1911 handgun contains a handle containing a lower end, and a magazine well formed in the handle and adapted to receive and hold a double stacked magazine, wherein the inner cross-sectional profile of the magazine well is same from the lower end of the handle to a top of a frame of the improved M1911 handgun.

Abstract: A receiver and a method for manufacturing it are disclosed. The receiver contains an assembly pivotally coupled with the lower receiver, a buttstock coupled with the assembly, wherein the assembly is configured to move from a locked position to a folded position and back to the locked position.

Abstract: An improved M1911 handgun is disclosed. The improved M1911 handgun contains a handle containing a lower end, and a magazine well formed in the handle and adapted to receive and hold a double stacked magazine, wherein the inner cross-sectional profile of the magazine well is same from the lower end of the handle to a top of a frame of the improved M1911 handgun.

Abstract: A receiver and a method for manufacturing it are disclosed. The receiver contains an assembly pivotally coupled with the lower receiver, a buttstock coupled with the assembly, wherein the assembly is configured to move from a locked position to a folded position and back to the locked position.

Abstract: A handgun is disclosed. The handgun contains a frame composed of polymer material, the frame contains a channel formed therein, wherein the channel contains sides, and a forward rail positioned within the channel.

Abstract: The handgun contains a frame composed of polymer material, the frame contains a channel formed therein, wherein the channel contains sides, and a forward rail positioned within the channel.

Abstract: An improved M1911 handgun is disclosed. The improved M1911 handgun contains a handle containing a lower end, and a magazine well formed in the handle and adapted to receive and hold a double stacked magazine, wherein the inner cross-sectional profile of the magazine well is same from the lower end of the handle to a top of a frame of the improved M1911 handgun.

Abstract: A thumb safety mechanism is disclosed. The thumb safety mechanism contains a first main body containing an inner side surface, a pivot member containing a first end coupled with the inner side surface of the first main body by a fastener; and an engagement member protruding from the inner side surface of the first main body.

Abstract: An upper receiver is disclosed. The firearm contains a bolt carrier assembly positioned within the upper receiver, a recoil spring guide rod, wherein the bolt carrier assembly is configured to slide along the recoil spring guide rod between a locked position and an unlocked position, and a first recoil spring, wherein the recoil spring guide rod is positioned within the first recoil spring.

Abstract: A thumb safety mechanism is disclosed. The thumb safety mechanism contains a first main body containing an inner side surface, a pivot member containing a first end coupled with the inner side surface of the first main body by a fastener; and an engagement member protruding from the inner side surface of the first main body.

Abstract: A handgun is disclosed. The handgun contains a frame composed of polymer material, the frame contains a channel formed therein, wherein the channel contains sides, and a forward rail positioned within the channel.

Abstract: A backstrap assembly is disclosed.

Abstract: A firearm is disclosed. The firearm contains a lower receiver containing a first opening, wherein the first opening is configured to accommodate a firing mechanism, an upper receiver removably coupled with the lower receiver, a barrel removably coupled with the upper receiver, a bolt carrier assembly positioned within the upper receiver, wherein the bolt carrier assembly is movable between a locked position and an unlocked position, wherein the bolt carrier assembly contains a rear surface, wherein the rear surface of the bolt carrier assembly is positioned between the barrel and the first opening when the bolt carrier assembly is in the locked position.

Abstract: The handgun contains a frame composed of polymer material, the frame contains a channel formed therein, wherein the channel contains sides, and a forward rail positioned within the channel.

Abstract: A backstrap assembly is disclosed. The backstrap assembly contains a cavity sized to retain a main spring cap, a main spring retainer, a main spring, and a lower end of a strut, and an opening for a pin, wherein the pin retains the main spring cap, the main spring retainer, and the main spring in the cavity.

Abstract: A rear sight assembly for a firearm is disclosed. The rear sight assembly contain a sight base coupled with the firearm, a sight blade pivotally coupled with the sight base and a tension member positioned between the sight base and the sight blade and configured to push the sight blade against the firearm.