Made in collaboration with Warne – Precision CNC machined from 7075/T6 aluminum for a high strength & lightweight platform. – Hardcoat anodized finish for abrasion and corrosion resistance. – Rings feature stainless steel hardware for Element Proof protection. – Standard 1/2 nut attachments to ensure secure and consistent clamping force. – Fits Picatinny style mounts and are NATO-STANAG compatible. – Available for 1 and 30mm tube sizes; in Low Medium and High; For maximum compatibility with most scope/firearm combinations.