The Springfield Armory Hellcat Magazine is a standard factory replacement magazine. This magazine is for Hellcat Models chambered in 9mm Luger and holds 15 rounds of ammunition. It is made from high quality alloy steel with a polymer follower and polymer base plate. The exterior of the magazine features a natural finish. Additionally it is worth noting that the magazine is made to Springfield'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.Specifications:Manufacturer Number HC59159mm Luger15 RoundsSteel Magazine BodyPolymer Base PlatePolymer FollowerHigh Quality SpringBlack Grip SleeveFits: Springfield Armory Hellcat