City Tigers G17 Gen5 Shell Ejecting GBB Pistol Gel Blaster MOS Version 
 
7075 Aluminium Slide, Outer Barrel, Nozzle, Piston, Mos Plate 
Steel Slide Lock, Trigger, Shell Ejection Hook, Nozzle Stand, Rear Side, (almost all internal parts)
Nylon Fibre Made Lower
Using 7MM Gel Ball / Octopus Soft BB : SKU: OCTOPUS-BB-SOFTBALL
Option Part :
Octopus G17 Gen5 Shell Ejecting GBB Pistol Gel blaster Spare Magazine
Octopus G-Series Shell Ejection Shells Set (Around 100pcs)