Weaver Grand Slam Steel Top Mount Scope Base Browning Mauser Action Matte Black

Weaver's precision-built all steel bases are machined to tight tolerances for a custom fit and a square-cut notch mates to the sturdy cross bolt in every Weaver Detachable ring. Custom hardened fastening screws included. Fits: Browning Mauser Actions (Rear base ONLY) Cil Model 972-C (Rear base ONLY) Colt 57 (Rear base ONLY) H & R Models 300, 301, 330, & 370 before 1973 (Rear base ONLY) Herters J9 (Rear base ONLY) Interarms Viscount (Rear base ONLY) Marlin 455 (Rear base ONLY) Mauser with receiver ring about 1.410" Diameter(98FN) (Rear base ONLY) Modern Muzzle Loading Models LK-93, Wolverine, Legend, Disc, & American round receivers (Front and Rear base) Musgrave models Mark III and Mark IV (Rear base ONLY) Parker-Hale Models 1000, 1000C, 1100, 1200, & 1700 (Rear base ONLY) Sears Models 50 & 51 (Rear base ONLY) Voere Models 2150, 2165/1, 2165/2, 2165/3, & 2165/4 (Mauser Action) (Rear base ONLY) Weatherby models with FN Mauser Actions (Rear base ONLY) Notes: Mounting hardware included.