C-MAG Beta 100 Round Magazine Drum for the Glock 9mm - Clear Cover with Black Pouch
Have ample firepower with the Original Military 100rd Drum C-Mag Magazines from Beta Company.

For Glock 9mm and similar style caliber firearms including:
Glock 17, 19 and 26
Kriss Vector Gen II
Kel-Tec Sub 2000

The complete C-Mag system includes:
100rd Drum C-Mag
Personal Loader
Carry Pouch
Tech Manual
Graphite Tube

These are 100rd Beta Mags originally designed for use by the US Military. Each twin-drum high-capacity magazine has a 60,000-round service life and can be stored indefinitely while loaded without loss of performance. Cleaning and lubrication are the only maintenance required. All C-MAG's meet or exceed all applicable U.S. and NATO Mil-Specs. 
Lifetime Warranty.