SilencerCo piston engineered for Osprey and Octane suppressors. Made from 17-4 stainless steel and heat-treated for durability. Enables semi-automatic cycling on pistol-caliber hosts.
This precision-engineered piston is a critical component for shooters who demand reliability and flexibility in their suppressed firearms. Built from 17-4 stainless steel and heat-treated for maximum durability, it's designed to handle the rigors of regular shooting.
The piston functions as part of the Nielsen device, a mechanical system that moves to enable semi-automatic cycling and unlock pistol barrels. This allows your suppressor to cycle properly with your firearm's action, maintaining the reliability you expect.
The M16x1 right-hand piston features female threading that connects directly to SilencerCo threaded barrels. It's compatible with:
If you're running a fixed barrel setup, pair this piston with a Fixed Barrel Spacer for proper function.
SilencerCo pistons are designed for easy replacement, allowing you to adapt your suppressor to different host firearms or calibers. This modularity gives you flexibility without requiring multiple suppressors.