ProMag(R) AR-15 Magazine is a 30-round magazine designed for AR-15 platform firearms chambered in 5.56x45 NATO. The magazine features a clear polymer body for visual ammunition reference and incorporates a roller follower configuration to support dependable feeding. Its durable construction provides a purpose-built magazine option for compatible AR-15 applications.Key Features 30-round magazine capacity Designed for AR-15 platform firearms Compatible with 5.56x45 NATO Roller follower configuration Polymer construction Clear finishProMag(R) manufactures firearm magazines and accessories for a broad range of rifle and pistol platforms. The company develops aftermarket components with an emphasis on firearm compatibility durable materials and functional design. ProMag products are manufactured with attention to fit dependable operation and practical performance.