The Knight's Armament Aimpoint Micro Offset Rail mount allows direct mounting of the Aimpoint Micro sight to the side of a railed handguard. Attaches to rail with one cross bolt. Includes Knight's Armament Aimpoint Battery Cap which stores two batteries, one spare battery included in package. Both the mount and battery cap are anodized aluminum and are laser engraved with the Knight's Armament shield. Aimpoint sight not included but can be purchased as a package, see the sight product page for details.