Description They are made of steel and finished in Matte Black, sold as a matched pair to compensate for the rifle’s receiver height difference. Specifications: Manufacturer :Leupold Part Number :51042 Mount Type :Integrated Ring (No separate bases needed) Rifle Compatibility :Ruger M77 and Ruger No. 1 (Integral Dovetails) Ring Diameter :30MM Height Profile :High Height (Approx.) :1.03 inches (Centerline to Base) Construction :Steel Finish :Matte Black
