HobbyFans Aluminum Motor Cooling Heatsink/Fan Combo (40mm Fan / 28000 RPM / 5-8.5V) S3 Rear Shocks:

Rear Shocks:

Dimensions (L×W×H): With antennas folded: 170×109×112 mm / With antennas unfolded: 205×109×112 mm

Six channels of independent charging output

hub carriers

The Avatar HD system uses H

HobbyFans Aluminum Motor Cooling Heatsink/Fan Combo (40mm Fan / 28000 RPM / 5-8.5V) S3 Rear Shocks:This aluminum motor cooling heatsink fan combo is designed for 40xx to 42xx size motors. It is small and lightweight with 28000 RPMs and includes the heat sink. FEATURES: Easy to install and remove. Prevent the motor from overheating even at speeds up to 28000 RPM. Excellent heat dissipation effect to protect the motor and extend its service life. Designed for RC Cars 40xx to 42xx brushless motors. The cooling fan can power up from the receiver.