Full Metal Receiver and Barrel
Plastic stock and foregrip
Shotgun Shell Cartridge hold 30 Rounds of Plastic Bullet Each 
Each cocking will Shoot 3 / 6 Bullet out (Double hop up system with switching system)
Able to store shotgun shell on the handguard barrel compartment 
Gas in seperate chamber

Tokyo Marui M870 Tactical Shotgun (Gas Powered)