The downside to the HK UMP Gas Blowback SMG being so fun to shoot is that the rounds in your 30-round magazine go quick. Better grab a few extra mags to stay in the game until you're the last one standing!
One 30 round HK UMP GBB mag is cool. But five 30-round mags is a party! The downside to the HK UMP Gas Blowback SMG being so fun to shoot is that the rounds in your 30-round magazine go quick. Better grab a few extra mags to stay in the game until you're the last one standing!
Licensed Trademark of Heckler & Koch GmbH
2262046
Features
- Fully licensed by H&K
- Highly efficient internal gas system
- Heavyweight nylon fiber reinforced polymer construction
- 30rd Ammo capacity
SKU: UMRX-HK-UMP-45-30RD-GBB-ARSFT-MAG-BLCK
Manufacturer SKU: