Weaver Top Mount Scope Base #60A Gloss Black

Each 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 22 AutomaticH & R Models Topper 30, 22 Jet, & 158 (Pre-1973)Interarms ATDNorinco 22 Automatic (Replica of Browning 22)Remington Models 24 & 241 Notes: This is a 1-piece base.Mounting Hardware IncludedOn the Browning 22 Automatic, the base attaches to to the barrel and extends back over the receiver