Leupold BackCountry cross-slot bases set the standard for lightweight and durable mounts, crafted from 7075-T6 aluminum. This particular BackCountry cross-slot base is expertly engineered to perfectly fit a Kimber 84L and is compatible with both Picatinny- and Weaver-style rings. The connection between your scope and firearm is absolutely critical, which is why our mounts are designed to be as robust and trustworthy as the Leupold optics they secure. With an extensive array of mounting systems available, you're certain to discover the ideal match for your firearm and shooting preferences. Proudly manufactured in the USA and backed by a lifetime of ruggedness, Leupold mounts are a dependable choice that will never let you down.