The Magnum Research 1911 Mag Mag1911458 Mag 1911 45 8r provides a 8-round magazine option for firearms chambered in 45 ACP. It features Steel construction. It is intended for Magnum Research 1911 G compatibility.It is a straightforward choice for replacing a worn magazine or keeping an additional magazine available for range training or field use.Caliber: 45 ACPCapacity: 8 roundsMaterial: SteelFit: Magnum Research 1911 G