Product Description The ProMag FNHA5 is a reliable replacement or spare magazine designed to fit FN FNX pistols chambered in .45 ACP. Built from heat-treated steel with a blued finish, it&&';;s engineered for durability and consistent feeding. Inside, it features an injection-molded follower and a magazine spring formed from chrome-silicon wire to support dependable performance. Made in the USA. Product Highlights Designed to fit FN FNX .45 ACP pistols for a secure, proper fit 15-round capacity for extended shooting sessions Heat-treated steel body with blued finish for strength and wear resistance Injection-molded follower supports smooth, consistent feeding Chrome-silicon wire spring helps maintain long-lasting spring performance Specs Brand: ProMag Manufacturer Part Number: FNHA5 UPC: 708279013287 Compatibility / Firearm Fit: FN FNX Caliber: .45 ACP Capacity: 15 rounds Material: Steel (heat treated) Finish/Color: Blued Follower: Injection molded Spring: Chrome-silicon wire Country of Manufacture: USA 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.