BCM A2X A2X A2 Flash Hider Black Phosphate 4150 Steel with 1/2″-28 tpi Threads for 5.56x45mm NATO M4 Platform & M16 Platform

The A2X is an extended version of the A2 flash hider found on the M16 and M4 series of rifles. It is machined from 4150 steel with a phosphate coat and predrilled hole at the base for permanent installation.