ProMag Thompson 45 ACP 40-Round Drum Magazine Black Polymer

ProMag Drum Magazine Features This drum magazine is expertly engineered to fit the Thompson 45 providing reliable performance and smooth feeding. It is constructed from DuPont Zytel polymer a material known for its strength and durability which makes it capable of withstanding rigorous use whether you re at the range or in a tactical environment. The internal mechanism includes a heat-treated stainless steel spring ensuring consistent feeding and reliability over long-term use. The injection molded polymer follower further enhances the smooth operation of the magazine by ensuring that the rounds are fed into the chamber without any hitches. ProMag Drum Magazine Specifications Manufacturer: ProMag Type: Drum Magazine Caliber: .45 ACP Capacity: 40 Rounds Fits: Thompson 45 Material: DuPont Zytel Polymer Color: Black Internal Spring: Heat treated Stainless Steel Follower: Injection Molded Polymer