Includes: Scope Ring Set, Screws, Quick Release Materials: 6061 Aircraft Grade Aluminum Finish: Type III Compatibility: 30mm Scope Tubes Weight: 3 oz Color: Black Warranty: Lifetime The Monstrum Q Series scope rings are the latest addition to our best selling line of scope ring and mount products, offering the same level of dependability and craftsmanship with an added twist - a quick detach lever that secures and detaches in an instant with the flick of the wrist. The simple to operate quick release lever mechanism can be tightened quickly and securely by hand with no additional tools required. Swap out your optic in seconds. Leave your tool kit at home. Simply twist to tighten and twist the other way to detach. The lever position can be re-oriented by pulling and releasing. The 30 mm diameter scope rings are built for use with standard 30 mm rifle scope tubes. They are compatible with both Picatinny and Weaver mounting platforms. Rings are secured with Torx mounting hardware to protect from stripping. The Q Series scope rings are available in Low (0.80 inch height), Medium (1.00 inch height), and High (1.20 inch height) Profile as measured from the center of the rifle scope tube to the bottom plane of the ring base. Available in Black or in Flat Dark Earth.