Product DescriptionTalley Manufacturing Modern Sporting Rings deliver a rugged, precise interface between your riflescope and Picatinny rail. CNC-machined from aircraft-grade aluminum alloy and finished in durable black anodize, these 30mm high rings provide a secure, lightweight solution for modern sporting rifles. Designed to meet MIL-STD-1913 specifications, they install easily and are sold as a matched pair for consistent alignment and long-term reliability.Product Highlights 30mm high-profile rings for modern sporting rifles CNC-machined aircraft-grade aluminum alloy construction Black anodized finish resists wear and corrosion Compatible with MIL-STD-1913 Picatinny rail systems Sold as a pair; no lapping required for hassle-free setup Specs Ring Diameter: 30 mm Profile/Height: High Material: Aircraft-grade aluminum alloy Finish: Black anodized Mount Type: Picatinny (MIL-STD-1913) Ring Quantity: Pair Country of Manufacture: USA Dimensions (approx.): Length 7.8 in; Width 3.9 in; Height 1.3 in Weight: 0.265 lb UPC: 810301023604 Manufacturer Part Number: TMS30H 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.