Weaver Mounts Top Mount Base Pairs is a 2-piece base designed for Savage 110 rifles with 8-40 thread pattern. Constructed from durable aluminum with a matte black finish, this base features a Weaver-style rail interface for reliable scope mounting compatibility. A solid, precision-fit option for shooters seeking dependable base performance on their Savage 110 platform. Safety Note Always ensure the firearm is unloaded before installing or adjusting any optics or bases. Verify proper torque specifications during installation. Improper mounting may affect accuracy and safety.