FCW x SRC JW4 Pit Viper GBBP (CO2 Magazine Adaptable)
 
Top Gas And CO2 Also Adaptable
SRC Night Viper Base And Full Laser Marked By FCW
Coming with TT Style Magazine Base 
Slide, Frame, Outer Barrel Made by Metal
Hop-up: Adjustable
Shooting Mode: Safety, Auto
Magazine Capacity: 25 Rounds (6MM)Gas: 8KG (134A), 12KG (Green Gas)
Power(Muzzle Velocity): 340 FPS (0.2g BB, Green Gas)