The Gemtech threaded rear mounts feature a specific thread pitch in order to match your fixed barrel carbine, or sub machine fun with either a Gemtech GM-9 or other type of multimount suppressor. The Gemtech Threaded rear mounts are precision machined and threaded to ensure precise fit and finish.
Specifications and Features:
Gemtech Threaded Rear Mounts 12176
Threaded End Cap
Threaded Metric 13.5x1 Left Hand
Gemtech GM-9/Multimount Suppressors used on fixed barrel carbines and SMG's