The SRS FULL-LENGTH ARCA is the lightest full-length ARCA on the market. The mounting side is slightly radiused to match the contour of any stock yet retains flats for running on a chassis, and the ‘U’ cutout area is designed to wrap around the nose of your bottom metal. Each rail comes with 3 10-32 crews and tee nuts. OAL – 11.0″, 3.4 oz