Hexmag(R) HexView Series 2 magazine is designed for compatible AR-15-pattern firearms chambered in 5.56 NATO and .223 Remington. The detachable magazine provides a 30-round capacity and features polymer construction with a clear body. The transparent HexView configuration allows visual reference of the magazine contents while maintaining an AR-15-compatible magazine profile.Key Features Designed for compatible AR-15-pattern firearms Compatible with 5.56 NATO and .223 Remington ammunition 30-round capacity HexView Series 2 configuration Polymer magazine construction Clear magazine bodyHexmag(R) manufactures firearm magazines and related accessories for popular rifle platforms. The company develops polymer magazine products with an emphasis on durable construction functional design and dependable operation. Hexmag products are manufactured with attention to compatibility material performance and consistent fit.