Product Description The SilencerCo AC1756 Piston is a heat-treated stainless steel suppressor piston designed for quick changes between compatible host firearms and calibers. Built from durable 17-4 stainless steel for long service life, this 1/2"x28 right-hand threaded piston is compatible with multiple SilencerCo suppressor families, including the Omega K Series, Hybrid 46, Osprey Series, and Octane Series. Product Highlights Quick-change suppressor piston design for swapping between hosts and calibers Heat-treated 17-4 stainless steel construction for durability and wear resistance 1/2"x28 right-hand thread pattern for common threaded pistol barrels Compatible with SilencerCo Omega K Series, Hybrid 46, Osprey Series, and Octane Series Genuine SilencerCo piston (AC1756) for reliable fit and function in supported systems Specs Brand: SilencerCo Model: Piston Manufacturer Part Number: AC1756 UPC: 817272018363 Material: Heat Treated 17-4 Stainless Steel Thread Size / Pattern: 1/2" x 28 RH Compatibility: Omega K Series, Hybrid 46, Osprey Series, Octane Series Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.