Flush mounted top rail gives monolithic appearance. Designed to give a factory installed appearance to the rifle. X-Rail replaces delta ring and factory barrel nut. Requires replacement of front sight with low profile gas block. Proprietary replacement barrel nut included with rail. Mounts on barrels with low profile gas block. Comfortable round shape. Simply attach rails and bumpers for rail mounted accessories. Mil-spec 1913 picatinny rail dimensions. Type III anodized 6061 aluminum construction. Fits M4, AR-15 and M16 variants.
This item may be shipped directly to your home address, unless you live in a restricted state.