This is the ProMag Remington 597 .22 LR 55-round drum magazine.

Extend your range time with this high-quality 55-round drum from ProMag! 

With a steel-lined polymer construction, this drum magazine delivers superior durability and capacity. Reloading is easy, thanks to the loading mechanism on the back, allowing you to feed rounds into the magazine as fast as you can grab them!

Backed by a lifetime warranty through ProMag, this magazine is a no-brainer!

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