SilencerCo pistons are easily changed out to allow you to adapt your favorite SilencerCo pistol to a variety of host weapons. The piston is part of the Nielsen device that moves which allows semi-auto cycling of your firearm but it contains the female threads which connect to your host weapon. The piston is made from 17-4 stainless steel and it is heat treated for maximum durability. This piston is compatible with the SilencerCo Octane, Osprey, Hybrid, and Omega 9K suppressors.

Features and Specifications:
Manufacturer Number:AC30
5/8x24
Match Piston with thread pitch of host pistol or sub gun
17-4 Stainless Steel
Heat Treated
Natural Finish