Weaver scope base/ring mounts screw size

Weaver scope base/ring mounts uses M4 screws. Details, length ranges and sources below.

M4n/areported

Scope base torque spec listed alongside legacy 6-48/8-40 imperial fasteners on some product lines (note: most Weaver hardware is imperial UNC)

pitch 0.7 mm · tap 3.3 mm · clearance 4.5 mm · PH2 / Torx T20

Replacement screws for Weaver scope base/ring mounts

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