This is the ProMag Bersa Thunder .380 ACP 30-round drum magazine. 

Maximize your Bersa Thunder’s capacity with this reliable aftermarket drum magazine from ProMag!

Utilizing a steel magazine tower and an impact-resistant polymer lower drum, you’ll find this drum magazine delivers superior durability without tipping the scales. Additionally, an injection-molded polymer follower keeps it running exceptionally smoothly. 

ProMag stands behind its magazine, drums included, so you can rest easy knowing a lifetime warranty backs this one! Save your fingers and time reloading while at the range with this high-quality drum mag!

Once you order one, you’ll instantly want another! You may want to add two to your cart!