Warne 7.3/22 QD .22 Medium 1 Inch Rings Matte Finish by WARNE SCOPE MOUNTS The Warne 7.3/22 QD .22 Medium 1 Inch Rings with Matte Finish are designed to fit a very wide selection of rifles with either a 3/8" or 11mm dovetail. This is made possible by using a solid asymmetrical reversible clamp that can be flipped 180° and used on wider or narrower dovetails for the best fit. Specifications & Features: All steel rings with a horizontally split design and only ½" wide. Assymetrical reversible side clamp fits a 3/8? or 11mm dovetail. Securely mounts to firearm with Torx style T-15 socket cap screws and 25 in/lb. of torque recommended. Fits 20-42mm Objective 3.8oz Weight