Made from 17-4 Stainless Steel, heat treated then Black Nitride finished to for improved wear and corrosion resistance. OSS pistons come with wrench flats that allow for a more secure attachment to your firearm. The RAD piston is interchangeable between SilencerCo and Rugged pistons, as well as between the OSS RAD 9 and RAD 45.
OSS RAD PISTON
Categories: Rimfire Accessories, Pistol Accessories
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