Hot Racing Clip-On Two-Piece Motor Heat Sink is ...
compatible with 540 and 550 size motors. Versatile two-piece heat sink clip provides 8 different width adjustments. Features: Keeps the motor running cooler Aluminum construction Clip on heat sink attaches to 540 ...
This is an optional Hot Racing Velineon VXL-3s ...
ESC Heat Sink with a High Velocity Cooling Fan. Features: Forced air increases heat transfer and provides enhanced cooling for ESC Clamps securely to ESC heatsink Simple installation; directly compatible with Traxxas ...