A firearm cartridge magazine system comprises one or more sidewalls extending between a base and an upper opening, wherein a hollow interior is defined by the base and the one or more sidewalls, wherein the upper opening opens into the hollow interior. An aperture is positioned on at least one of the one or more sidewalls between the opening and the base. A spring extends between a block and the base, wherein the spring and block are within the hollow interior.

A firearm cartridge magazine system comprises one or more sidewalls extending between a base and an upper opening, wherein a hollow interior is defined by the base and the one or more sidewalls, wherein the upper opening opens into the hollow interior. An aperture is positioned on at least one of the one or more sidewalls between the opening and the base. A spring extends between a block and the base, wherein the spring and block are within the hollow interior.

A system and devices for storing and dispensing magazines that are pre-loaded with ammunition for firearms, the device including a body having a space therein, a dispensing opening, a supporting platform on which the magazines are supported, and a spring that biases the platform toward the dispensing opening to present the magazine, and the next magazine to the dispensing opening for discharge from the device. The spring is collapsible and has substantially rectangular segments. The top of the spring is captured within a space formed at the top of the platform, and the bottom of the spring is guided with a spring guide. The device may be carried on a person, and may releasably attach to a user's clothing.

A system and devices for storing and dispensing magazines that are pre-loaded with ammunition for firearms, the device including a body having a space therein, a dispensing opening, a supporting platform on which the magazines are supported, and a spring that biases the platform toward the dispensing opening to present the magazine, and the next magazine to the dispensing opening for discharge from the device. The spring is collapsible and has substantially rectangular segments. The top of the spring is captured within a space formed at the top of the platform, and the bottom of the spring is guided with a spring guide. The device may be carried on a person, and may releasably attach to a user's clothing.

A fixed magazine in compliance with new firearms laws that enables citizens to legally own and effectively operate a firearm, such as an AR-15. The fixed magazine allows a user to easily load ammunition through a side of the fixed magazine without removing the magazine from the firearm, disassembling the action, or using tools. The fixed magazine includes: an extension portion configured to contain a stack of cartridges, and an attachable blocking tab for blocking removal of the ammunition magazine from the magazine well, the attachable blocking tab being attached after insertion of the ammunition magazine into the magazine well, and before re-engaging the upper receiver with the lower receiver. The fixed magazine also includes a cartridge-loading portion having a side opening, with a cover configured to alternately cover or reveal the opening, and a follower compartment including: a finger-pull slot with a bottom hook for locking the follower.

A magazine adapter for use in a firearm includes a magazine adapter body configured to be bottom-fed and detachably received within a magazine well on the firearm. The magazine adapter body has a bottom panel, an upwardly extending first panel and an upwardly extending second panel defining a channel therebetween proportioned to slidably receive a magazine therein. The second panel defines a groove configured to engage a firearm magazine catch on the firearm when the magazine adapter body is received within the magazine well. The magazine adapter body may detach from the magazine well when the firearm magazine catch is actuated. The first panel includes an adapter magazine catch configured to releasably engage the magazine when the magazine is received within the magazine adapter channel. A magazine release is coupled to the adapter magazine catch. The adapter magazine catch disengages from the magazine when the magazine release is actuated.

A magazine adapter for use in a firearm includes a magazine adapter body configured to be bottom-fed and detachably received within a magazine well on the firearm. The magazine adapter body has a bottom panel, an upwardly extending first panel and an upwardly extending second panel defining a channel therebetween proportioned to slidably receive a magazine therein. The second panel defines a groove configured to engage a firearm magazine catch on the firearm when the magazine adapter body is received within the magazine well. The magazine adapter body may detach from the magazine well when the firearm magazine catch is actuated. The first panel includes an adapter magazine catch configured to releasably engage the magazine when the magazine is received within the magazine adapter channel. A magazine release is coupled to the adapter magazine catch. The adapter magazine catch disengages from the magazine when the magazine release is actuated.

A Pack & Load ammunition packaging and loading device, containing thirty round, with a coupling mechanism for directly and mechanically loading ammunition rounds into standard rifle and pistol magazines. The device has a cup to engage the magazine and a pusher mechanism to quickly force the ammunition into the magazine as it mechanically feeds the round from the sleeve of the device made of a clam shell set of side rails coupled with a hinge on one side and interlocking teeth on the other. Filament brushes in the cup retain the ammunition and the device has a removable tab and slot to enable partial fills from the device. It eliminates the manual feed and quickly places the rounds into a standard magazine ready for use.

An unloader (10) for firearm magazines (40) has a plate hingedly coupled to a back of the magazine so the plate can be moved against or tilted away from the magazine. The plate has a projecting plunger at its top that can push a round out of the top of the magazine when the plate is moved against the magazine's back. The plate is hingedly coupled to the magazine by holding it with a thumb or finger or by hinging it to an adapter that is coupled to the magazine. A user holds the adapter or the plate against the magazine and moves the plate between open and closed positions. In the closed position the plunger forces the top round forward and out from the lips of the magazine and in the open position the plunger allows the magazine's follower to push a second round into the top position.

A speed loader for a revolver having a series of pivotally linked cartridge housings which are collapsible into a secured circular arrangement having an equivalent number of cartridge housings and matching the number of cylinders in a revolver. When in the collapsed position the speed loader allows for simultaneous re-loading of all cylinders with one hand. The cartridge housings are pivotally linked such that they are extendible into a straight line for safe and secure storage in a pocket.