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11.29.2009, 10:26 AM
I've had the heli version for a week now. The screws are standard 25mm spacing 4mm diameter. The rotor is longer and fatter than the 15 series. The heli version has a 6mm shaft and cooling holes. It runs unbelievably well.
Last edited by Electric Eel; 11.29.2009 at 03:41 PM.
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