This build can go, price is negotiable.
This build contains the following parts:
Red trigger -10€
3D printed handguard -25€
3D printed outer barrel-25€
Lancer tactical metal body -120€
Esg grip+ storm regulator - 150€
Polarstar fusion engine - 600€
Gorilla FCU- 125€
Umbrella armory x-force v2- 45€
Maple leaf hop up rubber 60*- 8€
Prometheus g&g's Inner Barrel 6.03- 65€
Exchange is possible