Rifleman aluminum scope mounts are precision-machined from aircraft-grade aluminum to provide superior strength and recoil resistance,while not adding excess weight to the rifle. With a black matte finish,these rings and bases are an ideal match for Rifleman scopes as well asother Leupold riflescopes. A silver finish is also available. Theexpanded line includes new one-piece and two-piece bases, detachablerings, vertical split rings, integral see-thru rings, rimfireringmounts and combo packs. The detachable rings (medium and high),vertical split rings and detachable see-thru rings are designed to fita standard cross-slot base design, creating thousands of possibilitiesfor their use.