SilencerCo Osprey/Octane Piston M16x1 RH, Black Stainless Steel - AC29

This piston is designed for SilencerCo Osprey and Octane suppressors chambered in 45 ACP, featuring M16x1 right-hand threading. Constructed from 17-4 stainless steel and heat-treated for durability, the piston is part of the Nielsen device that enables semi-automatic cycling on unlocked pistol barrels. The piston contains female threads that attach directly to threaded host firearm barrels and is easily interchangeable for different calibers and host weapons.