Description:

 Spare parts for S.R.B series by Hirobo.
Brushless main motor with durability for over 500 hours.

compatibility:
S.R.B Quark STD 40Mhz
S.R.B Quark SG 40Mhz/70Mhz
S.R.B Quark SG STD 40Mhz/70Mhz
S.R.B Quark HL 40Mhz/70Mhz