Each Weaver base is machined to tight tolerances for a custom fit. These aluminum bases offer maximum strength for rings to hold tight.
- Machined to tight tolerances for a custom fit
 - Offer the rock solid Weaver cross-lock design to fit a variety of rings
 
Rear Base for:
- Browning Bolt Action BBR, Hi-Power, other calibers (older models)
 - Churchill 972-C
 - Knight Muzzleloaders LK-93, Wolverine, Legend, Disc, American, Revolution
 - Marlin 455
 - Mauser Receiver Ring about 1.410" Diameter (98FN)
 - Musgrave Mark III & Mark IV
 - Parker-Hale 1000, 1000C, 1100, 1200 & 1700
 - Colt 57
 - H&R 300, 301, 330 & 370 (pre 1973)
 - Herters J9
 - Sears 50 & 52
 - Voere 2150, 2165/1, 2165/2, 2165/3 & 2165/4 (Mauser action)
 - Weatherby FN Mauser style actions
 
Front Base for:
- Knight Muzzleloaders LK-93, Wolverine, Legend, Disc, American, Revolution