From Castle Creations:
CC Blower plugs directly into your receiver for power and helps maintain motor temperature! Our newly redesign Motor Blower Fans make it easy to mount a cooling fan directly to any Castle 17xx series (or 46mm diameter) motor. Installation is simple using just zip ties.
The new design also allows taller, optional 40mm fans to be attached with longer mounting screws.
Fits on motors with outside diameters of 46mm.
Designed for use with:
060-0082-00 – 1717-1260Kv Brushless Sensored Motor
060-0081-00 – 1717-1650Kv Brushless Sensored Motor
060-0091-00 – 1721-2400Kv Brushless Sensored Motor (Able to fit two Shrouds)
Includes fan, shroud, and two (2) black zip ties.
Input Max Voltage: 8.4v
Maximum RPM: 10,000
Fan Size 40mm x 40mm x 7mm
Waterproof: No, remove before exposing fans to moisture.