Many customers report that their office chairs produce annoying clicking noises when rolling back and forth. End users often complain that this sound is especially disturbing in quiet rooms.
Today we will explain the root cause and share an effective solution. We have prepared a short video demo — you can listen to this noise first.
This noise comes from the collision between the metal ring on the caster and the star base. Noise commonly occurs when metal chair bases are paired with standard ordinary casters. In contrast, plastic or nylon bases used with standard casters usually do not create this issue.

The end of steel Foot The end of nylon foot

The photo of wheels, You can find the metal ring
There is an upgraded caster design fitted with two metal rings plus a rubber buffer ring. This rubber ring absorbs impact and eliminates the contact noise between the caster and chair base.

The upgrade wheels is a little more expensive than normal wheels.