Features:

• 4140 Heat Treated Barrel Nut
• Barrel Nut and Wrench Included
• Features Patented 4140 Heat Treated Torque Plate
• 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
• Installed weight: 8 oz