This Mojave Piston is engineered for use with the Mojave 9 and Mojave 45 suppressors when mounted on tilting-barrel handguns. Designed to integrate with the PB500 Booster Assembly and internal booster spring, it ensures reliable cycling and performance on compatible firearms. Built specifically for .40 caliber setups, this piston features a 9/16-24 thread pattern for secure attachment. It's an essential component for users seeking optimal suppressor function with semi-automatic pistols that utilize a tilting-barrel action.