The Leupold 49992 Standard Style 1-Piece Base for Remington 7400/742/760 Rifles is designed to securely mount your riflescope to Remington 7400, 742 and 760 rifles and features forged and machined steel construction for long-lasting durability. Long Range STD™ technology provides a 15-MOA slope for elevation compensation, while the rear ring is secured by windage adjustment screws for optimal precision.