Warne Mountain Tech is the ultimate lightweight precision scope mounting system. Precision CNC machined from 7075/T6 aluminum for a high strength & lightweight platform; Mil-Spec hardcoat anodized finish for abrasion and corrosion resistance;black zinc coated hardware for Element Proof protection and self centering tapered T-15 Torx screws. Fits Picatinny & Weaver style mounts and are NATO-STANAG compatible. Fits Winchester 70 Long Action.