MS105-3D ZERO a2 w/ Exhaust Tube (for OS105/91 HZ/HZ-R)

This is an updated version of the MS105-3D ZERO.α2 (Item number: MS-1203) with a new type of wide header. 

• Only for OS105HZ / HZ-R (Use for OS91HZ / HZ-R also Allowed)
• Corresponding to all GP700 Class Helicopters.
• Muffler developed for OS105HZ/ HZ-R.
• Features: it can maximize the high torque or medium-high response of OS105.