Leupold Quick Release Base 1 Piece Marlin 1895/336 Silver. Leupold built these Rifle Scope Bases & Rails from forged and machined steel for maximum durability to withstand your rifle's recoil. These Leupold Quick Release Scope Mounts allow you to swiftly remove and attach them while holding zero throughout. Ensure your glass is properly equipped to your firearm by using these Leupold QR 2-pc Mounts. Specifications for Leupold QR Quick Release Bases: Manufacturer: Leupold Fabric/Material: Machined steel Forged Steel Hand: Ambidextrous Gun Type: Rifle Features of Leupold QR Quick Release Bases: Remove and reattach a scope using our QR mount and still return to within half an inch of the original point-of-impact on the target Package Contents: Leupold QR Quick Release Bases Leupold Quick Release Base 1 Piece Marlin 1895/336 Silver 54227