Skateboard speed relies on many aspects, the most important one is the RPM (revolution per minute)of the "Ball Bearings", the higher the RPM the higher the velocity you are skating. The ball bearing consist of...
Most of the RC hobby users are testing bearings by spinning bearings in hand, maybe because they have skateboarded or inline skated before, when you test bearings by spinning them with your finger you only get...
Can a white zirconia ceramic bearings with silicon nitride ceramic balls beat the long history steel bearings?, the answer is simply YES, the ceramic material is lighter and has lower friction, therefore...