ProMag DRMA106 50rd Drum Magazine — 9mm for MP5/PTR9

The ProMag DRMA106 is a 50-round drum magazine chambered for 9mm and designed to fit H&K MP5 and PTR9 pistols. The drum housing uses a proprietary DuPont® Zytel™ based polymer with an over-molded, heat-treated carbon steel feed lip reinforcement for consistent feeding. Components include an injection molded follower and a heat-treated stainless steel magazine spring, and the unit is made in the USA.

Key Specifications

• The magazine holds 50rd.
• Chambered for 9mm.
• Designed to fit MP5 / PTR9 pistols.
• Drum housing constructed of a proprietary DuPont® Zytel™ based polymer.
• The magazine upper tower has an over molded heat treated carbon steel feed lip reinforcement.
• Includes an injection molded magazine follower.
• The magazine spring is formed from heat treated stainless steel.
• Made in the USA.
• The listed shipping weight is 1.655.

This drum magazine is built for extended range sessions, training, and competition where higher capacity and reliable feeding are desired. Its reinforced feed tower and durable polymer housing provide a practical, purpose-built solution for shooters seeking dependable cycling and simplified reload management.