Unlike many handguards that simply have holes and slots cut in their extrusion, Every surface of the exterior is machined to ensure a uniform and flat surface. The 4140 steel barrel nut does not need to be indexed for gas tube clearance, and installs with a standard castle nut wrench. No custom made tooling required. Lifetime Guarantee AR10 Hand Guard – 15″ MLOK Machined from 6061-T6 aluminum NiB-X coated for hardness and durability 4140 steel barrel nut Top rail length: 15.0 inches “DPMS High” rail height Weight with mounting hardware: 19 ounces MLOK mounting points at 3:00, 6:00, and 9:00 Note: This handguard is designed to fit a DPMS style forged upper and our NiB-X Big Beast brand of upper receivers. Fitment to any other brand may require hand filing of the anti-rotation tabs.
