Mesa Tactical’s 2″ Standard Profile Picatinny Accessory Rail fastens to the accessory mount points on the sides of Mesa Tactical High-Tube Telescoping Stock Adapters. This accessory rail can also be used on the sides of Mesa Tactical Barrel Clamps” Magazine Clamps” and clamps used as front mount points for 20 inch and 24 inch rails” which feature the same mounting hole pattern as the Mesa stock adapters. All Mesa Tactical Picatinny rails adhere to the MIL-STD 1913 specification for firearm accessory rails. It is machined from 6061-T6 aluminum alloy then bead blasted and Type III hard anodized for a rugged flat black finish. Mesa Tactical Picatinny rails include all necessary mounting hardware.