Bravo Company's BCM MCMR 5.5 inches Rail Panel Kit is a perfect fit for your BCM MCMR Handguard. Its ultra-slim and radiused surface allows a "round" handguard feeling from an Octagonal profile. Its aggressive non-slip or non-reflective surface is ventilated for cooling. Can be installed in either direction and can be cut to any length depending on the user's requirements. Made in USA of a high-strength polymer material. Each kit contains five panel strips. Features: Perfect fit for your BCM MCMR handguard Measurements - 5.55 inches length x 0.625 inches width x 0.1 inches thickness