The Warne Vapor Horizontal Split scope rings provide the secure mounting interface you need for precision shooting. Machined from aluminum, these lightweight scope rings are compatible with Maxima, Weaver, and Picatinny rails.. Features Time-tested designs; Easy to install; Field proven performance; Lightweight aluminum; Specifications Color: Matte Black; Material: Aluminum; Objective Size: Up to 52 mm; Tube Diameter: 1 in.; .