FAB Defense(R) Ultimag Limited magazine is designed for compatible Glock 19 pistols chambered in 9mm. The detachable magazine provides a 10-round capacity and features polymer construction. This limited-capacity configuration features a black finish and provides a replacement or additional magazine option for compatible Glock applications.Key Features Designed for compatible Glock 19 pistols Designed for 9mm ammunition 10-round capacity Limited-capacity magazine configuration Polymer magazine construction 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.