Precision CNC machined from 7075/T6 aluminum for a high strength & lightweight platform Mil-Spec hardcoat anodized finish for abrasion and corrosion resistance. Rings feature stainless steel hardware for Element Proof protection. Available for 1, 30mm , 34mm, 35mm and 40mm tube sizes; in Low, Medium, High and MSR ideal height; For maximum compatibility with most scope/firearm combinations. Lightweight and element proof We engineered Warne Mountain Tech as a lightweight and rugged scope ring design that is equally at home on a mountain rifle or precision target rifle. Featuring 7075 aluminum construction and stainless hardware to withstand the punishing conditions Mother Nature can dish out.