Your optic is only as reliable as the system holding it. That's why we build our mounts to the same exacting standards as our scopes-they are tested, trusted and tough as nails. Precision-machined from aircraft-grade aluminum, these rings deliver the strength, stability, and exact tolerances serious shooters and hunters demand. With a wide range of mounting systems available, there's a solution for every rifle and build.Specifications and Features: Material: Aluminum Base Can: No Ring Height Style: High Ring Diameter: 1 inch Ring Height (in): .91 Weight (oz): 2.6 Keeper Clamp Torque: 28 in-lbs Ring Top Screw Torque: 28 in-lbs