Silencerco

SilencerCo AC57 Osprey/Octane Pistons 5x36 17-4 Stainless Steel

Mfg Item #: SCO AC57

This piston by Silencer Co. is made out of 17-4 stainless steel, and features a 5x36 thread pattern.

Caliber	9mm
Nfa Thread Pattern	1/2x36
Additional Feature 1	Piston for Osprey/Octane
Additional Feature 2	Thread for Colt,RRA,Bushmaster