If you're looking for a solid pair of rings to go with your Leupold BackCountry cross-slot scope base, look no further. The Leupold BackCountry Cross-Slot 30mm Scope Rings are the perfect combination for the company's high-quality bases and are machined from durable 7075 aluminum for added ruggedness, right here in the USA. The rings are finished with a glare-reducing matte-black treatment. NOTE: Height measured from top of base to center of optic/ring Mfg: Leupold