Product DescriptionThe ProMag FN 509 9mm 17-round magazine is a durable, USA-made replacement magazine designed to fit FN 509 pistols. Built with a heat-treated steel body and protective oxide/blued finish, it&&';;s engineered for reliable feeding and long service life. ProMag precision-winds its magazine springs from heat-treated chrome silicon wire and checks each step of assembly for consistent performance, and the magazine is backed by ProMag&&';;s lifetime guarantee against manufacturer defects.Product Highlights 17-round capacity for FN 509 9mm pistols-ideal for range use, training, and spares Heat-treated steel magazine body for strength and durability Protective black oxide/blued finish helps resist wear and corrosion Injection-molded follower designed for smooth, consistent feeding Precision-wound, heat-treated chrome silicon wire spring for dependable function Specs Brand: ProMag Industries Type: Pistol magazine Compatibility (Fit): FN 509 Caliber: 9mm (9x19) Capacity: 17 rounds Body Material: Heat-treated steel Finish: Black oxide / blued Follower: Injection-molded Spring: Heat-treated chrome silicon wire Country of Manufacture: USA UPC: 708279014987 Manufacturer Part Number: FNH-A6 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.