Colleges | Ideal for Teaching
improved flight performance
Don't move any screws on it
the flywheel assistant is gently turned by hand to drive the flywheel to rotate quickly
Usage: Turn on the power and slowly turn the handle in the direction indicated by the arrow
Upgrade RC Excavator Hydraulic System Kit for TongLi/Huina 580 Excavator Version:Large Bucket Colleges | Ideal for TeachingUpgrade RC Excavator Hydraulic System Kit for TongLi Huina 580 Excavator Features:. Special hydraulic upgrade kit for TongLi Huina 580 excavator. A full set of hydraulic modification parts include a boom assembly, a hydraulic 3 way directional valve, a fuel tank integrated oil pump, a 4 way walking ESC, an oil pump, a ESC, a charger, a 7. 4V power lithium battery, and 2m oil pipe, a sticker on the fuselage.. Players need to bring their own excavator