Quick change infinitely adjustable barrel nut assembly
Ratchet-locking collar
Receiver and barrel coupling
Recoil lug and receiver for a gun
Repeater shot gun
Rifle
Rifle barrel truss mounting
Rifle barrel truss mounting
Rifle with interchangeable barrel
Rifle with interchangeable barrel
Safety lock for securing a replaceable barrel to the housing of
Shoulder-launched multiple-purpose assault weapon
Stabilized rifle barrel and rifle
Stress/strain diverter for pistols and other small arms
System bearing on a small arm
System for assembling the barrel of a medium or large calibre gu
Systems and methods for installing a hand guard on a firearm
Take-down rifle
Takedown rifle
Underbarrel shotgun