The Open Range series is a collection of lightweight 6061-T6 aluminum mounts built to outperform their price. With milled-in recoil lugs and low-profile keeper screws, Open Range rings firmly connect to both Picatinny- and Weaver-style bases. Nothing is more crucial than the link between your scope and firearm. That&';s why our mounts are every bit as rugged and dependable as the Leupold optics they secure. And with a huge variety of mounting systems to choose from, you&';re sure to find the perfect match for your firearm and style of shooting. Made in the USA and guaranteed to hold up to a lifetime of abuse, Leupold mounts will never let you down.