Features:
Licensed H&K rollmarks
High stength stamped steel receiver
Realistic select-fire
Realistic take down
 
More Upgraded Optional:
Remove Upgarded inner barrel and hop-up rubber
Original German army Butt stock installed
Original German army grup installed
Original German army handguard installed
 
Infornmation:
Model: G3A3 with Original German Army parts
Materials: Steel, Zine Alloy, Alloy, Nylon, Rubber
Length: 1025mm
Weight: 4080g (9.00 pounds)
Barrel: 510mm inner barrel
Power Source: Green Gas
Action: Semi / Auto
Ammo Type: 6mm airsoft BBs
Ammo Capacity: 20-round full-size metal magazine
FPS: 420
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