Elite Force HK UMP GBB Airsoft Gun MP5 The adjustable hop-up system adds

The adjustable hop-up system adds to the rifle's accuracy

you'll have a better idea of where your BB's will impact

Wolverine Airsoft's high-performance HPA system features straightforward controls that

Include 1 x CNC Aluminum Hopup Chamber M4P Pro (with BB Latching System) unit 2 x Strong Clear Vinyl Cover 2 x CNC Brass 2

low-cap or mid-cap magazines

Elite Force HK UMP GBB Airsoft Gun MP5 The adjustable hop-up system addsThe HK UMP, an iconic submachine gun used by the world's elite government and law enforcement agencies. What's it stand for? Well, besides freedom, UMP stands for Universal Machine Pistol and is universally awesome when it comes to close quarter battle. Naturally, we went ahead and licensed several models for airsoft, including this exquisite gas blowback version. Built from the ground up with first rate parts & materials, the HK UMP GBB is part of