UTG PRO Model 4/15 Rifle Length Quad Rail System - Black

Detail Information: • Clever Top/Bottom Two-piece Design with Integral Spinal Cords/Alignment Housing for Great Fit • Designed with Innovative Alignment Tabs at the Front for Perfect Fit with the Standard Triangular Front Cap • Fits Rifle Length Model 4/15 • Includes Four Picatinny Rails Each with 27 Continuous Slots • Great Zero-retention Capability for All Accessories Installed on the Rails • Easy Installation with No Modification to the Barrel • Proudly Made in USA with Superb Design and Production • Black Rubber Rail Guards Includedbr> NOTE: This quad rail system is designed to fit with standard AR15 gas tube. The compatibility with any special piston system is not guaranteed.