Hexmag(R) Carbon Fiber Series 2 magazine is designed for compatible AR-15-pattern firearms chambered in 5.56 NATO and .223 Remington. The magazine provides a 10-round capacity in a full-size 30-round-profile body and features polymer construction with a carbon-fiber-pattern finish. This configuration combines restricted capacity with the handling profile of a standard-size AR-15 magazine.Key Features Designed for compatible AR-15-pattern firearms Compatible with 5.56 NATO and .223 Remington ammunition 10-round capacity 30-round-profile magazine body Series 2 configuration Polymer construction with carbon-fiber-pattern finishHexmag(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.