Product Description The Dead Air DA403 P-Series Piston is a precision-engineered replacement piston designed to maximize the performance and versatility of your Dead Air Silencers P-Series booster assembly and spring. Specifically built for tilting-barrel handguns, this 9/16"-24 TPI threaded piston integrates seamlessly with your suppressor setup to ensure reliable cycling, consistent function, and improved shooting dynamics. Dead Air Silencers is known for products where every design choice is driven by engineering performance, and this piston is no exception. The open-lattice machined body reduces weight without sacrificing durability, while the black finish delivers a clean, tactical look. Whether you are upgrading or replacing a worn piston, the DA403 adds versatility to your suppressor system and keeps it running at peak performance. Product Highlights Designed for use with the Dead Air Silencers P-Series booster assembly and spring for optimal suppressor function 9/16"-24 TPI thread pattern ensures broad compatibility with tilting-barrel handguns Precision-machined open-lattice construction reduces weight while maintaining structural durability