Leapers UTG ACCU-SYNC QR 30mm, High Pro, 34mm Offset Scope MountTool free Tension Adjustable Quick Release Picatinny Lever Mount with Squared Recoil Stops Precision CNC Machined Matte Black Anodized 6061 T6 Aluminum Construction Lightening Cut for Reduced Weight with Ergonomically Dehorned Corners and Melted Contours High Profile Height Compatible with Optics with up to a 73mm Outer Objective Bell 22 mm Saddle Height, 37 mm Center Height, 34 mm Offset Distance, 100 mm Base Length, 25 mm Ring Width, 44 mm length