Weaver Top-Mount Scope Base #45 bis-hidden The 40 grain Jacketed Hollow

The 40 grain Jacketed Hollow Point delivers a hard-hitting hunting load that delivers devastating performance on varmints

Comes in Copper and holds about 12 oz

5" Twist or Faster

barrels and other surfaces subjected to friction

No matter which Winchester ammunition you choose

Weaver Top-Mount Scope Base #45 bis-hidden The 40 grain Jacketed HollowEach 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: Browning Bolt Actions, Hi Power (older models) (rear base) CIL 972 C (rear base) Colt 57 (rear base) H & R 300, 301, 330, 370 (before 1973)(rear base) Herters J9 (rear base) Marlin 455 (rear base) Mauser (including FN, HVA