The flash is directed above the barrel and felt recoil is reduced due to the 3 long ports at the back and 9 small ports at the front. Crafted from solid 4150 steel with a Black Oxide finish, this compensator includes 12 total ports, measuring 3.5" in length and weighing 2.5 oz. It has a thread pitch of 5/8" x 24 and is compatible with AR-10 rifles.