APS new release Version 3 aluminum motor heat sink comes with latest APS SUPER COOLING FAN.
At 22,000+ RPM and up to 0.3A running speed....this fan significantly increases the cooling experience on your 540/550 RC motors

► Heat Sink Color : Anodized red in aluminum
► Fan : High speed DC 7.2V SUPER22 Cooling Fan
► Fan Location : On top of heat sink
► Motor Type : designed for 540/550 RC motors
► JST male 190mm silicone wire connector included
► Rust resistant stainless steel screws x 4
► Other Color Choices : Blue(B); Black(K)
► Other Style : Motor Heat Sink w/SUPER22 COOLING Fan on Side (APS91148V3 in black, blue and red)

► Part No. : APS91146RV3