Universal 42mm /40mm motor heatsink.

The 4074 heat sink compatible with Arrma HSP Redcat HPI Traxxas 1/8 RC Car or can be fit for other brand rc car which has 40mm 42mm diameter size motors.
Compatible with Tornado 4268 4274 4282 brushless motor, also compatible with Hobbywing 4274 1515 motor Phoenix 1515 motors.
It will come with a 5V cooling fan, to protect your motor.Easy to install, great replacement parts for your old or broken one.
Can be powered up by the receiver or esc. Do NOT try the working voltage over to 7V.
Keep your temperatures in check and your motor running efficient and cool with our heatsink and cooling fan combos.

Material: Aluminum Alloy ;Plastic(Cooling Fan)
Cooling Fan Size:40x40mm
Working Voltage:5V-6V;
Connector type:JST Male Plug;
Cable length: 270mm/10.6";
Main Color:Red.
Weight:36g

Package Includes:
1 x 40mm/42mm RC Motor Heat Sink