APS new release Version 3 aluminum motor heat sink comes with latest APS SUPER22 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 black in aluminum
► Fan : High speed DC 7.2V SUPER Cooling Fan
► Fan Location : On side of heat sink
► Motor Type : designed for 540/550 RC motors
► JST male 190mm silicone wire connector included
► 4 x Rust resistant stainless steel screws
► 3 Color Choices : Blue(B); Black(K); Red(R)
► Other Style : Motor Heat Sink w/TURBO COOLING Fan on Top (APS91146V3 in black, blue and red)

► Part No. : APS91148KV3