Product Description
The ProMag DRM-A55 is a high-capacity 50-round drum magazine designed to fit the SIG Sauer P320 platform in 9mm. Built for reliable feeding and durable performance, it combines a proprietary DuPont Zytel-based polymer drum housing with a steel-reinforced upper tower that is stamped and welded similarly to factory-style magazine construction. Internal components include an injection-molded follower and a heat-treated stainless steel spring. Made in the USA and backed by ProMags lifetime guarantee against manufacturers defects.
Product Highlights
- 50-round 9mm drum magazine compatible with SIG Sauer P320 pistols
- Proprietary DuPont Zytel-based polymer drum housing for rugged, lightweight durability
- Full-length internal steel insert in the upper tower, stamped and welded for strength
- Injection-molded follower and heat-treated stainless steel spring for consistent feeding
- Made in the USA; backed by a lifetime guarantee against manufacturer defects
Specs
- Brand Name: ProMag Industries
- Manufacturer Part Number: DRM-A55
- UPC: 708279015274
- Firearm Fit: SIG Sauer P320
- Caliber: 9mm
- Capacity: 50 rounds
- Magazine Type: Drum magazine
- Color: Black
- Materials/Construction: DuPont Zytel-based polymer housing; steel-reinforced upper tower; stainless steel spring
- Country of Manufacture: USA
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