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The double track spacing is adjusted more naturally from the standard double track spacing by using fractional tracks
It improves throttle response
5T stock category motors
-It is difficult to express with plastic parts [Thin fins
You can also enjoy various poses
Yokomo BL-RPX4CF Cooling Fan for RPX4 Mirasizuku The double track spacing isKeep your Yokomo RPX4 speed controller running at peak performance with this genuine replacement cooling fan. Engineered specifically for the new RPX4 platform, this authentic spare part maintains optimal thermal management during intense racing sessions. Reliable cooling ensures your controller stays responsive and stable when competition heats up. Whether replacing a worn fan or building backup components, this OEM spec part guarantees perfect fit
