Advanced Armament Corp. BLACKOUT 51T Flash Hider - Ratchet Mount, 6.5mm/6.8mm/7.62mm, threaded 5/8-24 tpi. Deep socket is for .750" barrels and smaller (profile behind the threads) and the standard socket fits all profiles.
2 Available. NEW! $75 firm. Can meet @Bassproshop in Pearland
281-7five5-5one36