The ProMag AR-15 Drum Magazine .223 Rem/5.56 NATO 65 Rounds Polymer Black DRM-A8 provides reliable performance and high-capacity firepower for your AR-15 rifle. This magazine, constructed of lightweight yet durable polymer, holds up to 65 rounds and is rated for both .223 Remington and 5.56 NATO rounds. It is important to note that this product is banned in certain states, so please check your local regulations before purchasing.