Features:
Lightweight polymer SMG
Fully licensed by H&K
Accurate real steel markings
As seen in the movie Matrix
Firm trigger pull
Strong recoil kick
350-360 fps
Detacheable 25 Round Magazine
Infornmation:
Model: UMP45
Materials: Steel, Zine Alloy, Nylon, Rubber
Length: 450/690mm
Weight:2300g (5 pounds)
Power Source: GBB
Action: Semi/Auto
Ammo Type: 6mm airsoft BBs
Ammo Capacity:20 round magazine
FPS: 400
Bunker Tech Upgrades
Maple leaf gbb 6.02mm Inner Barrel
Maple leaf  High Accuracy Hop-up Bucking- Internal Parts Adjust
All function checks, to avoid common tolerance issues.
BB weight for optimal performance: 0.36 gram