Heatsink Motor 540 Series & 3650 Series Plus Cooling Fan
Features : ~ Diameter : 36mm ~ This Heatsink Fits For 540 , 550 And 3650 Size Motor ~ It Will Come With A 5V Cooling Fan , To Protect Your Motor ~ The Cooling Fan Can Power Up From The Receiver , Using Conveniently And Easily ~ Made Of High Quality Alloy , Durable ~ Easy To Install And Use
Descriptions : ~ Suitable For Motors (Diameter : 36 mm) , Such As 540 , 545 , 550 Brush Motors , 3650 , 3660 , 3670 Brushless Motors , etc