The ProMag DRMA104 is a 30-round drum magazine designed to fit Bersa Thunder .380 ACP pistols. It combines a blue steel upper magazine tower with a DuPont Zytel-based polymer lower drum housing for durable, reliable service. The magazine uses an injection-molded follower and a heat-treated stainless steel spring to maintain consistent feeding. This magazine is manufactured in the United States.
Key Specifications
- The capacity is 30 rounds.
- The magazine is designed for .380 ACP (as indicated by manufacturer data).
- This magazine fits Bersa Thunder .380 ACP pistols.
- The exterior finish/color is black.
- Construction includes a blue steel upper magazine tower and DuPont Zytel polymer lower drum housing.
- The magazine uses an injection-molded magazine follower.
- The spring is made from heat-treated stainless steel.
- The model number is DRMA104.
- The manufacturer is ProMag.
- The product is Made in USA.
This drum magazine provides extended capacity for range use, training, and recreational target sessions where reduced reload frequency is desirable. Its mixed metal-and-polymer construction and stainless spring aim to deliver consistent feeding and durability for repeated use.
This description was generated with AI and may contain errors. Verify specifications and legal restrictions with the manufacturer before purchase. Provided “as-is” without warranties or guarantees.




