Piston M13.5x1 LH

The HuxWrx Safety Company RAD Piston features heat-treated 17-4 stainless steel construction with a black nitride finish for maximum durability and enhanced wear and corrosion resistance. Designed to facilitate smooth cycling with suppressed firearms, this piston is interchangeable with SilencerCo and Rugged pistons and is compatible with HuxWrx RAD 9 and 45-series suppressors. Integrated wrench flats and M13.5x1 LH threads allow for faster and more secure installation on your host firearm. Can be used with reciprocating semi-auto handgun barrels (requires a piston spring) or fixed-barrel firearms (requires fixed barrel spacer)