The pistons were designed to be easily changed for different host firearms or calibers.Pistons are built with 17-4 stainless steel, then heat-treated for maximum durability.The piston is part of the nielson device that moves and allows semi-automatic cycling for unlocking pistol barrels.Throw a fixed barrel spacer on for fixed barrel applications.Silencerco pistons have female threading that attaches to the silencerco threaded barrels.
Model: Piston
Material: Stainless Steel
Thread Pattern: .578 x 28 XL
Model: Piston
Material: Stainless Steel
Thread Pattern: .578 x 28 XL
