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.
Browning Models 52 52C & A-Bolt (European Styles)(Front & Rear)
Colt Sharps (Front & Rear)
Parker-Hale 2600 (Front)
Ruger #1 and #3 (Rear)
Sako Models 72 75 & 78 (Front and Rear)
Winchester 520 (Front & Rear)