Product DescriptionThe Mec-Gar MGCG4510B is a 10-round, blued magazine designed for 1911 full-size pistols chambered in .45 ACP. Built to meet strict tolerance guidelines and subjected to stringent testing, it features heat-treated components and precision stamping for consistent feeding and long-term durability. The magazine tube is made from heat-treated carbon steel and paired with a high-tensile music wire spring to help maintain reliable function over repeated use.Product Highlights 10-round .45 ACP magazine engineered for 1911 full-size pistols Heat-treated carbon steel tube with precision-stamped construction Strengthened feed lips designed to support dependable feeding Heat-treated stamped steel follower for consistent cartridge control Welded metal floorplate for a secure, durable baseSpecs Brand Name: Mec-Gar USA Manufacturer Part Number: MGCG4510B UPC: 765595112803 Firearm Compatibility: 1911 (Full Size) Caliber: .45 ACP Capacity: 10 rounds Finish/Coating: Blued Tube Material: Heat-treated carbon steel Follower: Heat-treated stamped steel Spring: High tensile music wire Floorplate: Welded metal Country of Manufacture: ItalyDisclaimer: 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.