The ProMag Smith and Wesson SD40 .40 SandW 50 Rd Drum Black is a 50 round drum magazine that fits Smith and Wesson SD40 .40 SandW pistol. The magazine body is constructed of a proprietary DuPont Zytel based polymer. It features a hybrid steel upper magazine tower and injection molded magazine follower. The magazine spring is formed from heat treated stainless steel.
- 50 round drum magazine
- Fits Smith and Wesson SD40 .40 SandW pistol
- Magazine body constructed of a proprietary DuPont Zytel based polymer
- Hyrid steel upper magazine tower
- Injection molded magazine follower
- Magazine spring formed from heat treated stainless steel
- Made in the USA
