New SEO Title: SilencerCo M13.5x1lh Stainless Steel Piston for Silencers, Heat-Treated

Upgrade your firearm with the Sco Piston M13.5x1lh, a high-quality, heat-treated 17-4 stainless steel piston designed for seamless compatibility with various SilencerCo silencers and threaded barrels. This durable piston is an essential component of the Nielson device, ensuring smooth semi-automatic cycling and unlocking of pistol barrels for optimal performance. With its precision engineering and robust construction, the Sco Piston M13.5x1lh delivers reliable operation and long-lasting service. Simply pair it with a Fixed Barrel Spacer for fixed barrel applications, and experience enhanced shooting capabilities with your SilencerCo setup. Invest in the Sco Piston M13.5x1lh for a versatile and dependable addition to your firearm accessory collection.