4PCS Airforth AF2205 2205 2300KV 3-4S Brushless Motor CW for RC Multirotor Airplane FPV Freestyle Drones DIY Parts. Admittedly not as durable, but much more replaceable. (Though it can be printed in much stronger materials than just PETG) It accepts a 20 x 20mm stack under 16mm in height.
