ProMag Bersa Thunder 30rd Drum Magazine .380 ACP

This ProMag drum magazine provides high-capacity feeding for Bersa Thunder .380 ACP pistols. Designed as a direct-fit replacement magazine, it pairs a steel magazine tower with a polymer drum housing to deliver a durable, high-capacity option for range use and extended shooting sessions. The magazine uses an injection-molded follower and a heat-treated stainless steel spring for consistent operation. The unit is manufactured in the United States.

Key Specifications

• Capacity is 30 rounds.
• Caliber is .380 ACP.
• Compatible with Bersa Thunder 380 pistols.
• The magazine body uses a blue steel upper magazine tower for structural support.
• The lower drum housing is made from DuPont Zytel polymer.
• The follower is injection-molded for consistent feeding.
• The magazine spring is formed from heat treated stainless steel.
• The unit is labeled as Made in USA.
• The weight is 1.37.
• The shipping weight is 1.37.

Built for shooters who need reliable, high-capacity feeding without compromise, this ProMag drum magazine blends steel and polymer construction to balance durability and weight. Its injection-molded follower and stainless steel spring help maintain consistent performance during extended use, while the straightforward fitment for Bersa Thunder .380 pistols makes it a practical choice for range-focused owners seeking increased capacity in a single, serviceable package.