0.50° Tilt, 30 MOA Compensation, 70 mm Offset, 60 mm Inner Ring Distance, 85 mm Outer Ring Distance, 80 mm Base Length, 25 mm Ring Width, Fits 34 mm Diameter Tube Quick Release (QR) Picatinny Mount Features Tool-free Tension Adjustment, Locking QR Levers, and Squared Recoil Stops for a Secure and Repeatable Zero Precision CNC Machined from 6061-T6 Aluminum and Finished in a Matte Black Anodize 30 MOA Vertical Compensation Increases Access to Elevation Adjustment Range Snag-free Radiused Edges and Corners Lightening Cut for Reduced Weight Rated for .338 Lapua Magnum