Walther Arms 512105 Threaded Barrel Adapter P22 Black Nitride Stainless Steel 1/2"-28 tpi Handgun
Walther P22 threaded barrel adapter provides 1/2"x28 threads to allow you to use a wider range of accessories such as suppressors and flash hiders. CNC Machined from 304 Stainless Steel then Black Nitride TM plated. Machined flats allow use of a standard 1/2" wrench to tighten allowing a secure fit. Adapter comes with a thread protector.