Product DescriptionThe KCI USA Glock-pattern .40 S&W magazine is built for dependable feeding and everyday durability. It features a hardened steel insert encased in polymer to help protect the magazine body from damage and deformation during regular use. This black, 13-round magazine is compatible with select Glock .40 S&W pistols and uses a stainless-steel spring for consistent performance.Product HighlightsGlock-pattern .40 S&W pistol magazine with 13-round capacityHardened steel insert encased in polymer for strength and impact resistanceStainless-steel spring designed for reliable cycling and long service lifeCompatible with Glock 22, 23, 24, 27, and 35 platformsBlack finish/polymer exterior for a clean, OEM-style lookSpecsBrand: KCI USAManufacturer Part Number: KCI-MZ011UPC: 851586008221Type: Pistol magazineCaliber: .40 S&WCapacity: 13 roundsColor: BlackCompatibility: Glock 22 / 23 / 24 / 27 / 35Body Material: Hardened steel insert / polymerSpring Material: Stainless steelDisclaimer: 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.