AR-15 Free Float 10″ Quad Rail Hand Guard This AR-15 free float 10″ quad rail hand guard is constructed of extruded 7029 T6 aluminum and given a hard coat anodized finish for durability. The rails can accommodate a broad spectrum of modern sighting arrangements, including any number of rear iron sights, red dot sights, or rifle scopes. It provides an uninterrupted rail extension and hand guard aligned perfectly with the host weapon’s flat-top receiver that delivers a combined 16 plus inches of top rail utility. The 10″ length rail requires a low profile gas block. It is compatible with all standard AR15 platforms. Technical Information Material : 7029 T6 Aluminum Finish : Hard Coat Anodized Comes with the Barrier Defense lifetime warranty!  ****Know your states laws when purchasing gun parts.****