Replace existing xrs forend with an enclosed version for additional barrel protection.Integral arca, rrs/dovetail along the entire length of the forend.Additional m-lok attachment slots.Accommodates up to a 1.25" barrel profile, although using m-lok accessories may interfere with a barrel this size.Includes all required installation hardwareMaterial: 6061-T6 AluminumFinish: Hardcoat Anodized