SilencerCo Osprey/Octane Piston | M16x1 LH | .45 ACP

The SilencerCo piston adapts Osprey and Octane suppressors to compatible host firearms using a left-hand M16x1 thread. It is manufactured from heat-treated 17-4 stainless steel and finished in black for corrosion resistance and durability. The piston forms the female-threaded portion of the Nielsen device and enables semi-automatic cycling when properly installed.

Product Specifications

• The thread pattern is M16x1 LH.
• The piston is designed for Osprey/Octane suppressor families.
• The intended caliber/size is .45 ACP.
• The material is specified as 17-4 stainless steel, heat-treated for durability.
• The finish is listed as Black.
• The product type is Silencer Piston.
• The piston uses female threading to attach to SilencerCo threaded barrels.
• The series/name is Piston 16M x 1LH.
• Additional compatibility notes include a thread for HK USP-T and HK45T as provided in the product attributes.
• The threads are referenced as 16Mx1LH / 16x1mm LH in the item attributes.
• The UPC is 817272010183.

This piston provides a direct way to configure an Osprey or Octane suppressor for use with .45 ACP hosts that accept M16x1 LH muzzle threads. Its replacement-style design allows users to swap pistons to match different hosts or subcaliber setups, and the heat-treated 17-4 stainless construction prioritizes longevity in a service environment. For shooters who run multi-host or multi-caliber configurations, a serviceable piston like this simplifies platform compatibility.