Great Planes Ammo 20-40-3500 In-Runner Brushless Motor GPMG5140 Electric Brushless Motors Air

This is the Great Planes ElectriFly Ammo 20-40-3500kV Brushless In-Runner 2 Pole Electric Motor.

Brushless, slotless Ammo In-Runner Motors offer an incredible power-to-weight advantage and almost twice the efficiency of Brushed motors Ideal for direct or gear drive use; Up to 89% efficient and virtually maintenance-free; no brushes to wear out Powered by "rare earth" Neodymium magnets for high torque and unmatched heat resistance Pre-installed gold plated connectors for plug and play operation when used with compatible ElectriFly Silver Series Brushless speed controls Double sealed bearings