STD(TM) Bases are precisely engineered to match up with STD(TM) Rings. Made from strike-forged steel, these bases offer your scope right and left handed actions, and maximum accessibility. When Dovetail ring is placed, an exceptional grip is solidly locking your scope into place. Browning A-Bolt Matte Black Forged and Machined steel construction Versatile, available for many different rifles Maximum Accessibility