The Nightforce Remington 700 X-Treme Duty Scope Base offers rifle owners with an integral recoil lug machined on the bottom of the base to provide a precision fit when bedded to rifle actions, preventing any movement of the base or recoil stress on screws holding the base to the receiver. The Nightforce Remington 700 X-Treme Duty Scope Bases are machined to exact Picatinny specification rail dimensions. This design allows the same scope to be used on several different rifles, always optimizing eye relief. A 20 Minute of Angle (MOA) taper is standard, with a 40 MOA taper offered for Remington 700 bases. Made from steel Features all-black matte finish Designed Mfg: Nightforce