The MR7 is one of YHM's lightest handguards to date, and you can still add accessories along the entire handguard length, even at every 45 degree position. It has a free-floating design featuring a T-marked extended Picatinny top rail, and is made from 6061-T6 aluminum with a hardcoat anodized finish to military specifications or better. The MR7 handguard comes with all necessary parts for installation, including: barrel nut, jamb nut, anti-rotation screws. This mid-length M-Lok handguard model weighs 11.08 oz, and is 9.29" long with a matte black metal finish.