HK 251770S MR556 5.56x45mm NATO 30rd Black Detachable

Heckler & Koch 5.56 NATO 30rd magazine is designed to provide optimum ammunition feeding for any M16/M4/AR15 type weapon, it can be used in any firearm that uses a NATO-standard 5.56 mm magazine. Length: 7.48″ (190 mm) Width: .94″ (20 mm) Height: 2.56″ (165 mm).