OSS Suppressors RAD Piston .578x28

RAD Piston Features Made from 17-4 Stainless Steel heat treated then Black Nitride finished to for improved wear and corrosion resistance. Our pistons come with wrench flats that allow for a more secure attachment to your firearm. RAD Piston Specifications Interchangeable with SilencerCo and Rugged pistons Interchangeable between RAD 9 & 45 Pair with a Piston Spring for reciprocating barrels or Fixed Barrel Spacer for fixed barrels. Wrench flats