Upgrade your hunting rifle with Tally’s Ring and Base Combo! These premium alloy scope mounts are precision machined from lightweight aircraft grade aluminum alloy, and utilize a simple but highly effective one-piece construction. This design eliminates the risk of out of alignment interfaces or a loose connections that often plague standard two-piece scope rings and bases. This one-piece construction also delivers enhanced strength and better durability when compared to rival steel rings and bases, and have a lighter overall weight. Features of the Tally Ring and Base Combo: Integrated scope and ring base design High-grade lightweight aircraft grade aluminum alloy construction Fully CNC machined Talley Manufacturing Talley 30mm Bergara Premier & Rem 700 (Current Prod) Low (8-40) SA 20 MOA Alloy Lt. Wt. Ring Base Combo 738700SM