Click image to view full size image
3-inch roller style office chair caster is a hot-selling office caster replacement in the US market, we have a customer who is the top 1 seller in US Amazon. This caster is designed for wooden floors, featuring soft PU wheels for smooth/quiet rolling.
link:https://www.ccecastors.com/pu-caster/replacement-chair-wheel/chair-wheel-replacement-for-wood-floors.html
3 inch roller style office chair casters for wooden floor, soft PU wheel