WEAVER BASE 70 1PC

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. - Fits: - Japanese Models 6.5mm & 7.7mm - Remington Models 7 600 660 and XP100