The B5 Systems M-Lok Handguard is one of the narrowest drop-in system handguards on the market. The ergonomics of the Carbine Length M-Lok handguard affords a stronger grip for superior control. Accessories are easily and securely mounted without needing to remove the handguard. The optimal placement of the rail slots on the top, bottom, and sides accommodate multiple accessories without the need for offset mounts. FeaturesTop and bottom slots are compatible with most M-Lok accessoriesDurable composite constructionBuilt-in stamped metal heat shieldFits both round and triangle handguard caps