The ProMag DRMA77 50-round 9mm drum magazine provides significantly extended capacity for the Smith & Wesson M&P Shield Plus platform. Engineered for shooters requiring maximum ammunition on demand, this magazine is a robust solution for training, competition, or defensive applications where operational duration is paramount. Its design prioritizes consistent feeding and durability in dynamic environments.
Key Features
High Capacity Configuration
This drum magazine integrates a 50-round capacity, dramatically increasing the ammunition loadout of your Smith & Wesson M&P Shield Plus. This extended capacity minimizes reload frequency, maintaining focus and operational continuity in high-volume scenarios.
Durable Polymer Construction
Constructed from an advanced, injection-molded black polymer, the DRMA77 is engineered for resilience. This material provides excellent impact and stress resistance, ensuring structural integrity and reliable performance across various environmental conditions. The lightweight polymer also mitigates overall system weight.
Optimized Feed System
Featuring a precisely engineered internal mechanism, this drum magazine facilitates smooth and consistent ammunition presentation. The feed system is designed to optimize cycling reliability with 9mm Luger cartridges, reducing potential stoppages during extended firing sequences.
Direct Compatibility
The ProMag DRMA77 is purpose-built for direct, secure integration with the Smith & Wesson M&P Shield Plus 9mm pistol. Its dimensions and locking interface ensure proper fitment and function, maintaining the host firearm’s operational parameters.
Technical Specifications
Capacity
- 50 Rounds
Caliber
- 9mm Luger
Compatibility
- Smith & Wesson M&P Shield Plus
Construction Material
- Injection-molded Black Polymer
Spring Material
- Heat-treated Chrome Silicon Wire
Manufacturer
- ProMag Industries
Model
- DRMA77
SKU
- TSW|171021









