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:
Mossberg Models 472, 479 & 679
Western Field 772
Fits:
Mossberg Models 472, 479 & 679
Western Field 772