Product DescriptionSecure your optic with Truglo&';s Lightweight Scope Rings, engineered for dependable hold on rimfire rifles and airguns. CNC-machined from aircraft-grade aluminum with a matte black finish, these medium-height rings fit "1-inch" tube scopes and clamp to 3/8-inch or 11 mm dovetail rails. Each ring uses four cap screws with a convenient thumb/flathead combo mounting screw for fast, tool-friendly installation.Product Highlights Lightweight, CNC-machined aircraft-grade aluminum construction Fits "1-inch" tube scopes; medium ring height for versatile clearance 3/8-inch or 11 mm dovetail mount for rimfire and airgun platforms Four cap screws per ring for a secure, repeatable hold Thumb/flathead combo base screw enables easy on/off installation Specs Brand: Truglo Model/Series: Lightweight Scope Rings MPN: TG8961B3 UPC: 788130028162 Tube Diameter: 1 inch Ring Height: Medium Mount Type: 3/8-inch or 11 mm dovetail Material: CNC-machined aircraft-grade aluminum Finish/Color: Matte Black Platform Fit: Rimfire rifles and airguns (.22 airgun/rimfire) Pieces: 2 rings per set Hardware: Four screws per ring; thumb/flathead combo mounting screw Dimensions (packaged): 5.0 x 5.0 x 1.5 in Weight (approx.): 0.25 lb Country of Manufacture: Not specified Disclaimer: We strive to provide accurate and up-to-date product descriptions, specifications, and images; however, errors or omissions may occasionally occur. We are not responsible for any inaccuracies or discrepancies in the content provided. If you notice anything incorrect or unclear, please contact us so we can correct it. When in doubt, we recommend verifying details directly with the product&';s manufacturer.