Leupold STD Two-Piece Bases Winchester 70 RVR Matte Black

The Leupold STD 2-Piece Standard Base steel standard bases and rings are the most versatile of any mounting system Leupold offers. The rear ring is secured by windage adjustment screws allowing the scope's internal adjustments to be reserved for precise sight-in. Additionally shims can be used for gross elevation adjustment reserving the scope's elevation adjustment for bullet drop compensation dial applications.