The kr7 is one of the lightest handguards, but you can still add accessories along the entire handguard length, even at every 45 degree position.*note: this handguard features a "t" marked extended picatinny rail.Includes mid-length keymod handguard, barrel nut, jamb nut, anti-rotation screws and installation instructions.Rails: PicatinnyType: HandguardFirearm Type: AR RifleFirearm Model: AR-15Material: AluminumFinish: Black Hardcoat AnodizedFeatures: KeymodFree Floating: Yes