The YHM Nielsen Piston M16x1LH is a booster assembly designed for use with pistol suppressors on tilting-barrel semi-automatic handguns chambered in .45 caliber.
- Type: Nielsen Device Piston (Booster Assembly)
- Caliber: .45 Cal
- Thread Pitch: M16x1LH (Left-Hand)
- Material: Steel
- Compatible Firearms: Semi-automatic pistols with M16x1LH threaded barrels in .45 caliber
- Compatible Suppressors: YHM and other suppressors accepting Nielsen-device pistons










