How can we improve?
In skateboard field, most users use abec 5 skate bearing. The price of the bearing is not very high, but it has very good performance and can meet most requirements of users.
As a bearing manufacturer, we’d like to provide more professional data parameters for customers. There are detailed abec-5 parameters on our website, but these parameters are based on professional bearing field. If you just familiar with skateboard, you may not fully understand. Maybe you can know the source of abec-5 by Wikipedia.