All direct components for the electric propulsion system: brushless direct current motors, carbon or polymer propellers and electric speed controllers.
New goods (usually) come directly from the drone manufacturer and are produced as surplus in the same process as the drone.
Pros:
Cons:
Spare parts not directly from the manufacturer are listed as "used goods". They come often from good as new drones, B-goods or return units.
Pros:
Cons:
