GEM GM-45 Rear Fx Thrdmnt 9/1

Gemtech GM-45 and Lunar-45 Threaded Rear Mounts (9/16-24) Caliber Sound Reduction Diameter Length Weight Mount Material Full Auto Rated Finish Thread size 9/16-24 Threaded End Cap adapters for use with the GM-45 and Blackside suppressors. These allow the use of the suppressor on Fixed barreled weapons.