The Tekko Metal AR Free Float KeyMod™ Rail System replaces the plastic factory handguard. KeyMod™ attachment system provides secure mounting for MIL-STD 1913 Picatinny Rails and accessories such as vertical grips, lights, lasers, bipods and other rail mounted kit. 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 required The KeyMod™ system allows for universal modularity between numerous manufacturers of accessories, and accessory rails. Made in the USA, with a Lifetime Warranty.
T-Marc Integrated Rail System Features and Functions • Carbine handguard replacement   • Available in 10”, 13.5” and 15” Lengths • Requires low profile gas block • 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. • Utilizes the standard barrel nut (not included) • KeyMod™ The New Standard in ModularityClick HERE for installation instructions.