Conductive wheels, as the name suggests, are wheels that can conduct electricity.

There are many mounting methods for universal caster wheels, including Top plate type, bolt type, hole top type, four corner rod type, spring stem type, cylindrical stem type, octagonal stem type, and welded pipe type.

Castors were industrialized from the late 19th century in the West, so casters are generally expressed in inches.

The shock absorbing casters can adjust the unevenness of the ground due to their special structural composition.

Trolley is a commonly used transportation tool. The most important part of a good trolley is the industrial casters installed on the trolley.