Weaver Mounts 48503 Top Mount Base 47M Matte Black Marlin MR7/Winchester 70/Browning A-Bolt Long Action

This one-piece aluminum base is machined to tight tolerances for a custom fit. It offers maximum strength for rings to hold tight. Screws are included. Fits- Browning A-Bolt, A-Bolt 22 Stalker, Medallion, A-Bolt shotgun, BBR; Cooey 71; Marlin MR7, XL7; Win 70 long action, 670, 770, 70 (short action, 1984+), 70 WSM.