The Colt Magazine is a standard factory replacement magazine. This magazine is for Full Size Colt 1911 Models chambered in 9mm Luger and holds 9 rounds of ammunition. It is made from high quality stainless steel. The exterior of the magazine features a natural finish. Additionally it is worth noting that the magazine is made to Colt's specifications and tolerances using the same manufacturing process and materials as the original equipment magazines which shipped with your firearm. This will ensure not only a perfect fit but exceptional operation.