Made to fit ALL KeyMod mounting surfaces with seven (7) consecutive KeyMod Slots. Ultra-slim and radiused surface to allows a ?round? handguard feeling, from an Octagonal profile. Aggressive Non-Slip or Non-Reflective surface. Ventilated for cooling. Mfg. in the popular colors of Black, Flat Dark Earth, Wolf Gray and Foliage Green Bi-directional. Locking tabs on either end, depending which direction they are installed. Measurements: Length 5.550?, Width 0.625 ?, Thickness 0.100? Can be cut to any length, depending on users requirements. Made in the U.S.A. of a high-strength polymer material. Each Kit contains Five (5) matching color KeyMod Panel Strips.