ARMY TTI Licensed Combat Master JW3 Sight Block GBBP 2T R601-1 
 
Material: Plastic And Metal
Hop-up: Adjustable
Shooting Mode: Safety, Semi-Auto
Magazine Capacity: 25 Rounds (6MM)Gas: 8KG (134A), 12KG (Green Gas)
Power(Muzzle Velocity): 340 FPS (0.2g BB, Green Gas)