Grid Defense 12" Octagon M-Lok Rail
- Finished in Burnt Bronze Cerakote
- 6000 Series Aluminum Octagon Extrusion
- MIL-STD 1913 Picatinny Rail
- M-Lok Slots on Four Sides
- QD Mounts on Each Side
- Clamp on System for Easy Assembly
- Barrel Nut and Mounting Screws Inlcuded
- Made in the USA
- Inner Diameter 1.365"
You will need a 30mm wrench to tighten the barrel nut down (35-55lbs of torque) and a T25 star bit for the mounting screws (50 inch pounds).