Midwest Industries QD Extended 1-Piece 20 MOA Cantilever Picatinny Scope Mount 30mm Rings Matte Black

The smoothest functioning QD lever on the market Superior clamping that will not damage or coin the rail surface Extremely smooth in operation with a multi-facetted adjustment nut to get the exact tension required by the operator Fully adjustable with no tools required, can be adjusted to fit rails not machined to mil-spec tolerances Precision machined for optimum return to zero performance and reliability Hard coat anodized 6061 aluminum for a lifetime of service Patented QD lever by Elite Defense 100% made in the U.SA. with MI Lifetime WarrantyQD30SMH Technical Specs (High 1.4 Offset)Works with scopes with up to a 56mm objectiveWeight: 8.7 ozOverall length: 5.875 in.Width of rings: .850 in.Distance between rings: 2.800 in.Offset from the first ring: 1.400 in.Distance - top of rail to center line of ring: 1.900 in.