Weaver 48633 411S Top Mount Base Silver 2-pack

Det Top Mount SS 2-Pack #411S Description Nobody makes bases to fit as many guns as Weaver. Yet each base is machined to tight tolerances for a custom fit. They re 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. Custom-hardened fastening screws come with every Weaver base.