AR-15 Low Profile Gas Block W / 2 Set Screws, Steel, Black Oxide

Perfect for any rail system, these ultra-low profile gas blocks are the ideal companion for any barrels with a .750 diameter gas shoulder. Made from high-strength steel, these gas blocks have a black oxide finish and match most black barrels perfectly. The block is drilled through the middle of the profile. The gas block clamps on to the barrel using 2 allen keys on the bottom of the block. Classic Firearms highly recommends the use of Loc-Tite or similar thread-locking compounds. Gas blocks wil