Features:
HK416 Style, (No marking)
Gas Blow Back Open Chamber System (Open Bolt System, Gun operate more realistic)
Full Metal Construction
Powerful Weapon reach 400FPS About
Made in Taiwan
Infornmation:
Model: HK416
Materials: Steel, Zine Alloy, Nylon, Rubber
Length: 770/850mm
Weight:3300g (7.2 pounds)
Power Source: GBB
Action: Semi/Aut
Ammo Type: 6mm airsoft BBs
Ammo Capacity:32 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