Standard AR-15 pattern magazines for use with AR-style rifles manufactured by C Products. The Duramag features a classic GI style made of lightweight but tough aluminum and comes with C Products' anti-tilt follower to ensure smooth and reliable feeding even in adverse conditions. These magazines have a 30-round standard capacity and are compatible with all commonly available mil-spec lower receivers and .223 Remington or 5.56x45mm NATO cartridges. This model features an all black finish.