Pistol Extension Adapters

Details New and improved! The Walther® P22 to 1/2-28 Thread Adapter from Infinite converts your smaller M8 x .75 threads to US industry standard 1/2-28 threads, unlocking your barrel's potential with the ability to mount a variety of muzzle devices...

Details This popular adapter is now better than ever! The SIG® / GSG® .22LR 1911 to 1/2-28 Conversion Adapter from Infinite converts your smaller M9 x .75 threads to US industry standard 1/2-28, unlocking your barrel's potential with the ability...