Product DescriptionThe Weaver Top Mount Scope Base #13 delivers a rock-solid platform for your optic. Machined from lightweight aluminum to precise tolerances, this gloss black front base features Weaver&&';;s proven crosslock design for secure ring engagement and reliable recoil resistance. Intended as a 1-piece base within a 2-piece system, it includes mounting hardware and is compatible with a wide range of classic rimfire and smallbore rifles.Product Highlights Precision-machined aluminum construction for a custom fit Weaver cross-lock design keeps rings tight under recoil Gloss black finish matches traditional sporting firearms Front base for 2-piece top-mount systems; mounting hardware included Made in the USA and compatible with multiple Mossberg, Remington, Savage, Stevens, and Winchester models Specs Model: Top Mount Base #13 (Front) Material: Aluminum Finish/Color: Gloss Black Style: Weaver cross-lock, 1-piece base for a 2-piece system Included: Mounting hardware Compatibility (Front Base): Mossberg 25, 26, 42, 46M, 140, 142, 146, 45-46 with 3/4" dia. barrels; Remington 12A, 121 with 3/4" dia. barrels; Savage 4 & 5; Stevens 56 & 66; Winchester 57 & 69 Country of Origin: United States of America UPC: 076683480132 Manufacturer Part Number: 48013 Brand: Weaver Mounts 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.