Yankee Hill Machine Nielsen Piston 9mm .500″-28

The Yankee Hill Machine Nielsen Piston is engineered for 9mm firearms, providing a .500″-28 thread pattern ideal for silencer optimization. As a trusted accessory from Yankee Hill Machine, it offers reliable sound suppression in a silver finish. This lightweight, durable piston enhances your firearm’s performance, making it a smart addition for enthusiasts focused on precision and efficiency.