The Sharps Bros SBHG08 presents a Full Top Rail model, signifying that the Picatinny top stretches from the start to finish, spawning ample space for any accessory you wish to mount atop. Inclusive of a Barrel Nut & Hardware, this handguard is a 14\" Full Top Rail M-Lok. Made from 6061-T6 aluminum and coated in black pursuant to mil-spec MIL-A-8625F, Type III, Class 2, the handguard promises robustness and durability. The barrel nut is crafted from 4140 PH steel, strengthening the overall structure. The design features a full top rail along with M-Lok slots on 7 other sides, integrated with anti-rotation tabs. The handguard weighs in at 6.0 ounces, with the barrel nut and hardware adding an extra 2.6 ounces to the package\'s total weight.