Weaver's versatile Multi-Slot Base helps give your gun a versatile edge. The base is constructed of a tough, lightweight aluminum to withstand the most powerful recoil. It accepts all Weaver Top Mount rings and accommodates the mounting of devices such as scopes, red dots and laser optics, while allowing for optimal eye relief. This model is compatible with Savage 110 rifles with Accutrigger and has a matte black finish.