Nothing is more crucial than the link between your scope and firearm. That's why LeupoldA(R) Open Range Cross-Slot Rings are built to hold zero through hard hunts and punishing recoil. They're made in America and backed by Leupold's Lifetime Guarantee. 6061-T6 aluminum construction Mounts to both Picatinny and Weaver rails Fits scopes with 1" maintube Milled-in recoil lugs and low-profile keeper screws Made in USA Backed by the Leupold Lifetime Guarantee Order today!