FAB Defense(R) Ultimag magazine is designed for compatible Glock-pattern pistols chambered in 9mm. The detachable magazine provides a 32-round capacity and features polymer construction. This configuration features a black finish and provides an extended-capacity magazine option for compatible Glock applications.Key Features Designed for compatible Glock-pattern pistols Designed for 9mm ammunition 32-round capacity Polymer magazine construction Extended-capacity configuration Black finishFAB Defense(R) manufactures firearm components and accessories for a variety of handgun and rifle platforms. The company develops purpose-built products with an emphasis on functional design durable materials and firearm compatibility. FAB Defense products are manufactured with attention to fit practical performance and dependable operation.