2- Piece Rail

Clever Top/Bottom Two-piece Design with Integral Spinal Cords/Alignment Housing for Perfect Fit with Barrel Nut and Round Front Cap Made from Aircraft Aluminum with Precision CNC Machining and Excellent Anodizing/Engraving Fits Car. Provides Four Picatinny Rails Each with 14 Slots Great Zero-retention Capability for All Accessories Installed on the Rails

Easy Installation with No Modification to the Barrel

NOTE: This quad rail system is designed to fit with standard AR15 gas tube. The compatibility with any special piston system is not guaranteed.