Griffin Armament, CAM-LOK Piston, Fits Dead Air Ghost and Wolfman WARNING: This product can expose you to chemicals including lead, which is known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.P65Warnings.ca.gov. Patented CAM-LOK(TM) (Covert Application Mount - Locking) universal QD piston attachment system 3 mounting positions, 120 degrees separated for rapid mounting Internal taper surface locks in place with interfacing barrel adapters and drastically reduces or eliminates common baffle/end cap strikes Compatible with Universal QD pistons barrel adapters (sold separately) Total system weight is identical to legacy direct thread pistons H900 heat treated for improved durability and wear resistance 17-4 stainless steel material The Griffin Armament CAM-LOK(TM) interface affords the user the ability to convert the suppressor to a much faster and more secure mounting solution on browning style action (tilt barrel) pistols vs it's legacy technology, single piece, direct thread piston counterparts. This system provides a rapid, secure attachment to the host pistol.