WEAVER #12 RUGER AMERICAN UPC: 076683480125

Each Weaver base is machined to the tightest tolerances for a custom fit. They are designed to fight the effects of recoil with a square-cut notch that precisely mates to the sturdy cross bolt in every Weaver detachable ring. br /br /Specifications:br /br /- Package Includes 1 Basebr /- Material: Aluminumbr /- Style: Weaverbr /- Finish: Gloss Blackbr /br /Fits: br /br /- HR 800 (Front Rear)br /- Marlin Models 80, 81, 980 (Rear), XT-22/XT-17 (Front Rear)br /- Mossberg Models 25, 26, 42, 46M, 140, 142, 146, 45-46 with 3/4" dia. bbls (Rear) 43, 44, 144, 46BT, 35 (Rear) 50, 51, 151, 152, 350, 352 (Front Rear)br /- Remington Models 514 (if not drilled and tapped) 550 (Front Rear)br /- Savage Models 4, 5, 12 (Rear) 6 7 (Front Rear)br /- Sears Models 42 43 (Rear)br /- Stevens Models 56 66 (Rear) 57, 76, 4171/2, 762 (Front Rear)br /- Stevens-Springfield Models 85, 87, 872 (Front Rear)br /- Winchester Models 47, 57, 69, 69A, 72 (Rear) 74 (Front and Rear)br /br /Note: Mounting Hardware Included.