Product DescriptionTalley Manufacturing&';s Lightweight Alloy Scope Mounts combine the ring and base into a single, rigid unit for superior strength with minimal weight. Engineered for the Winchester Model 70 standard caliber action, this medium-height, 1 inch tube set is fully CNC machined from aircraft-grade aluminum and finished in durable black anodizing. The unitized design eliminates alignment issues common to two-piece systems, holds zero through repeated recoil, and installs easily with included hardware.Product Highlights One-piece, integrated ring-and-base design enhances rigidity and maintains zero Lightweight aircraft-grade aluminum with black anodized finish Medium height for 1 inch scope tubes; ready to install-no lapping required Precisely CNC machined to tight tolerances for repeatable accuracy Includes mounting screws; designed for Winchester Model 70 standard caliber (.860" rear hole spacing) Specs Product Type: Integrated scope rings and base (pair) Tube Diameter: 1 inch Ring Height: Medium Material: Aircraft-grade aluminum alloy Finish: Black anodized Compatibility: Winchester Model 70 standard caliber action (.860" rear hole spacing) Mount Height: 0.500" front / 0.625" rear Weight: 2.30 oz (set) Includes: Mounting hardware (6-48 screws) Country of Manufacture: USA UPC: 876430001456 Manufacturer Part Number: 940702 Brand Name: Talley Manufacturing 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.