Weaver 63BS Base Marlin Standard 1Pc Detachable Top-Mount Base Silver 48447

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:

• Marlin 9, 45, 30AS, 36, 62, 93, 336, 375, 444, 1893, 1894, 1895, Glenfield 30, Zane Gray, Camp-9 Carbine, 922M and 989
• Mossberg 640
• Western Field 740

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WARNING: 

This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. www.P65Warnings.ca.gov