Advanced Armament Co (AAC) 2.75" Blackout Flash Hider 51-Tooth Suppressor Mount 5.56mm 1/2"-28 Thread Steel Matte

The AAC BlackOut Flash Hider for 51T mounts is an extremely efficient design that effectively eliminates muzzle flash, even on short barrels. These are a pingless design once torqued to the correct spec. These will allow you to have most any 13.7/13.9 barrels to be 16a ^2 OAL. Please double check before pinned and welding them for total length. The open-end, 3-prong design of the BlackOut is inherently stronger than 4-prong units and is not subject to the wear and erosion commonly encountered wi