This one piece combat rail from Midwest Industries comes with everything you need for installation. It includes: Barrel Nut, Barrel Nut Wrench, Torque Plate, Picatinny Rail attachment, and Hex Keys. Features 4140 Heat Treated Barrel Nut Barrel Nut and Wrench Included Features Patented 4140 Heat Treated Torque Plate 15″ overall length 11.4 oz Installed Weight 6061 Aluminum Type 3 Hard Coat Anodized Continuous MIL-STD 1913 Picatinny Top rail Two Integral Anti-Rotation QD Sling Sockets Super Slim 1.5” Outside and 1.3” Inside Diameter Seven Sides of M-Lok 5-Slot Polymer M-Lok rail included Fully Dehorned and Deburred 100% Made in USA- Keeps America Working MI Lifetime Warranty SKU MI-CRM15 UPC 816537018117
