Weaver Top Mount Aluminum Base 413M Black. The mount is secure and starts at the bottom of all Weaver bases providing more versatility. These are precision-made mounts built to be rigid. They are also available for nearly every kind of firearm. There are one- and two-piece sets available as well as side and top mounts. They also come with custom-made screws that are hard fastening for your Weaver base. The base is easy to attach and simple to remove. Specifications for Weaver 413M Top Aluminum Base Rifle Rail Mount: Manufacturer: Weaver Color: Black Finish: Matte Fabric/Material: Aluminum Quantity: 1 Hand: Ambidextrous Gun Make: Savage Gun Type: Rifle Additional Features: 1-Piece Base Condition: New Country of Origin: USA Features of Weaver Top Mount Aluminum Base 413M Lightweight Aluminum Construction Cross-Lock Design Package Contents: Weaver Top Mount Aluminum Base 413M We offer complete line of Weaver Rifle Scope Mounts Rings Bases. For our complete selection of products by Weaver on sale please visit our Weaver page. For more Rifle Scope Mounts Rings Bases please visit our Rifle Scope Mounts Rings Bases store section. Weaver 48442: Top Mount Aluminum Base 413M