Description HUXWRX / OSS RAD FIXED BARREL SPACER This accessory replaces the RAD piston spring for use on fixed barrel systems. The fixed barrel spacer must be mounted in the HUXWRX Pistol Booster Assembly to avoid damage to the suppressor when mounting on a fixed barrel weapon such as a PCC or rifle. Manufacturer Part #: 1836 UPC: 706433763412
