This is the ProMag AR-15 .223/5.56 120-round drum magazine.

Don’t settle for fewer rounds when you can have 120 ready to go thanks to this high-quality drum magazine from ProMag! 

Constructed from a proprietary DuPont Zytel-based polymer and featuring overmolded steel feed lips, this magazine delivers superior durability. Inside, you’ll find a heat-treated chrome silicon wire spring and an injection-molded polymer follower, providing you with confidence that your ammo will be ready to go when you are!

Whether you’re mag dumping at the range or plinking in your yard, this magazine will keep the fun going! 

Grab a drum magazine or two today! You won’t regret it!