The Hexmag Carbon Fiber AR-15 Magazine combines high-quality components with precise manufacturing to deliver exceptional reliability for 5.56/.223 Remington ammunition with a 30-round capacity.Hexmag Carbon Fiber AR-15 Magazine30-round capacity for 5.56/.223 RemingtonCarbon fiber construction for lightweight durabilityPrecise manufacturing for reliable feedingCompatible with AR-15 riflesLong-term reliability and durable constructionIdeal for both new shooters and experienced gun owners this magazine provides years of dependable service with excellent build quality you can count on for training competition or tactical applications.