ESC Cooling Fan, 30mm, Sidewinder 4 / Copperhead 10 Battery Chargers Factory-installed high-power brushless outrunner motor

Factory-installed high-power brushless outrunner motor with an efficient folding propeller

Perfect gift idea for hobbyists

Pin Vise for mini high speed drills

or climb to find thermals multiple times between battery changes — aided by the proven aerodynamics of the efficient airfoil and the gracefully curved polyhedral wing

One Switch Control Box (56) Screws

ESC Cooling Fan, 30mm, Sidewinder 4 / Copperhead 10 Battery Chargers Factory-installed high-power brushless outrunner motorThis 30mm ESC cooling fan is a direct replacement and fits the Sidewinder 4 and Copperhead 10 ESCs. Keep one on hand, especially if you are hitting the trails!