When a tough, reliable mounting system is required without adding substantial weight, the Nightforce Ultralite Unimount /Magmount is the answer. It features a CNC machined 7075-T6 hard anodized aluminum body and titanium beta series crossbolts and jaws. Available Nightforce Xtreme-Duty 30mm UnimountsMPNCenterline HeightInclinationA4961.5"0 MOAA1901.125"20 MOAA4651.35"20 MOAA1911.375"20 MOAA1921.375" Extended20 MOAA4301.44"20 MOAA2211.5"20 MOA Nightforce UltraLite Extended Uni-Mount 1.375 20 MOA 30mm A192