Mission First Tactical Free Float Keymod Rail -Will accommodate most suppressor installations. Patent pending mounting, indexing and lock up system. Larger range of modularity with offset mounting positions as well as the traditional 12, 3, 6 and 9:00 positions. Monolithic style top rail eliminates the gap between the receiver and rail. Minor assembly and low profile gas block required (MFT E2LPGB), utilizes standard barrel nut. The KeyMod system allows for universal modularity between numerous manufacturers of accessories, and accessory rails. 13.5" lightweight 6061 aluminum construction is Type 3 hard coat anodized. Made in the USA, Carbine handguard replacement (7inch); Secure platform for mounting Picatinny Rails and accessories; Monolithic style top rail; Allows most suppressor installations; Lightweight 6061 aluminum construction is Type 3 hard coat anodized; Removal of Delta ring and front sight post required.; KeyMod The New Standard in Modularity; Made in the USA;