Electric Motor Heat Sink, Engine Motor Heatsink, Motor Heatsink with 5v Cooling Fan for 540 550 3650 Size Motor

Features:
Keeps motor ! Make your electric motor run more efficiently by keeping it !
Applicable motor: Brushed 540/550 Brushless 3650/3660/3674 (motor with outer diameter of 36mm can be used!)
Easy and to install and remove, need too much-time or labor, just for operating.
With materials and exquisite workmanship, it is and easy to use
Please check your specific manual for compatibility . Please feel to us if you have any issue or need further assistance, we are here for you.

Specifications:
:,Metal
Color:Blue,Black,Silver,,Red,Gold,

note:
Please allow 1mm errors due to manual measurement.
Due to the difference between different monitors, the picture may not reflect the actual color of the item.

Package Includes:
1x Motor Fan