Badger Ordnance Maximized rails are machined from pre-hardened 4142 ordnance grade steel and are made to the Mil-Std-1913 specifications. The rails have an integral recoil lug to help manage the recoil forces created by heavy tactical scopes and have Minute of Angle (MOA) forward cant to add range to the scope. Compatible with any Picatinny-style rings. Torx screws are included.Note: Savage models fit round rear receivers. FeaturesIntegral Recoil LugMil-Std-1913 Slot Pattern20, 30, or 45 MOA Forward Cant for Extended Range