Seekins Precision's Scope Base is a full length rails machined from solid 7075-T6 aluminum to the 1913 Picatinny specification with a hardcoat anodized matte black. An integral recoil lug is milled directly into the scope base which help guarantees a rock solid mount by preventing any movement during recoil and eliminating stress on the mounting screws. This model is compatible with Remington 700 SA and features a 20 MOA elevation. It includes #6-48 mounting hardware.