3 Pack ShareGoo Aluminum 540 550 Motor Heat Sink Heatsink Cooling Compatible with Tamiya HSP Redcat RC Car Truck,Blue

Suit all 540,550,stock and modified motors.Also great for electric powered boats.Compatible with Tamiya HSP RC Car or buggies. Heat is the killer of electrical components especially motors-if you keep them cooler they will perform better and last longer.This heatsink will help do that. Height-28mm Inner diameter-34.6Thickness-2mmWeight-21g Package: Aluminum Heatsink(Blue) for 540/550 Motor x3 pcs