Leupold BackCountry cross-slot bases are engineered from 7075-T6 aluminum, making them some of the lightest and most rugged mounts in our line-up. Specifically designed to fit the Barrett Fieldcraft Long Action, this cross-slot base accommodates both Picatinny and Weaver-style rings, providing you with versatile mounting options for your optics. The connection between your scope and firearm is vital, which is why Leupold mounts are crafted to be as rugged and dependable as the optics they secure. With an extensive selection of mounting systems available, you're guaranteed to find the perfect fit for your firearm and shooting style. Proudly made in the USA, Leupold mounts are built to withstand a lifetime of rigorous use, ensuring durability and performance that you can trust. Upgrade your setup with Leupold BackCountry cross-slot bases and experience the reliability that comes from superior craftsmanship and innovation.