Product Description The Ruger 20-round single-feed magazine is a rugged, OEM-style spare or replacement designed for rifles chambered in .308 Win and 7.62x51mm NATO. Built with a durable 410 stainless steel body and reinforced using a POST & HOLE process, it delivers added strength and robotically-welded precision for reliable fit and function. A T-360 coating and anti-fatigue spring help support long-term durability and consistent feeding performance. Compatible with the Ruger SFAR, Ruger Precision Rifle, and SR-762 platforms. Product Highlights 20-round single-feed magazine for .308 Winchester and 7.62x51mm NATO rifles Durable 410 stainless steel body engineered for strength and long service life POST & HOLE construction adds rigidity and robotically-welded precision T-360 coating helps enhance durability during hard use Made in the USA with an anti-fatigue spring for dependable cycling Specs Brand: Ruger Manufacturer Part Number: 90448 UPC: 736676904488 Magazine Capacity: 20 rounds Feed Type: Single feed Caliber Compatibility: .308 Win / 7.62x51mm NATO Body Material: 410 stainless steel Coating: T-360 Spring: Anti-fatigue spring Manufacturing Notes: POST & HOLE process; robotically welded Compatible Firearms: Ruger SFAR, Ruger Precision Rifle, Ruger SR-762 Country of Manufacture: USA Production: Produced by C Products 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.