Yankee Hill Machine Sidewinder Piston 40 S&W 9/16x24 - YHM-3235-24

This is a replacement piston assembly designed for use with Yankee Hill Machine Sidewinder suppressors chambered in 40 S&W. The piston features a 9/16x24 thread pattern and allows the suppressor to function with direct-thread or adapter-based mounting configurations. This accessory is essential for proper suppressor operation and maintenance.