For the most reliable optics and mounting systems choose Weaver. The Weaver name is synonymous with high-quality and affordable shooting sports products.
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.
Features and Specifications:
Weaver Detachable Top-Mount Base Mauser Bauer Ruger M77 Black
Machined to tight tolerances for a custom fit
For detachable and adjustable rings
Aluminum bases offer maximum strength for rings to hold tight
No. 68 mount
Note: 2 of these are required to mount a scope
Mauser Bauer 3000 and 4000, rear
Ruger M77 round top, front