Good propellers. I modified them for 415B Foldable 2.4GHz Ball Shape RC Quadcopter (see attached picture). I just cut the top of propeller and I put the propeller from the opposite side on the engine shaft. This way can be applied also for other similar drones.

Good propellers. I modified them for 415B Foldable 2.4GHz Ball Shape RC Quadcopter (see attached picture). I just cut the top of propeller and I put the propeller from the opposite side on the engine shaft. This way can be applied also for other similar drones.

Good propellers. I modified them for 415B Foldable 2.4GHz Ball Shape RC Quadcopter (see attached picture). I just cut the top of propeller and I put the propeller from the opposite side on the engine shaft. This way can be applied also for other similar drones.

I ordered the test, it works well with other models.

I ordered the test, it works well with other models.

I ordered the test, it works well with other models.