Caster Material: These small table wheels are made of new nylon and metal. These castor wheels for cart are strong and firm, safe and reliable, wear resistance and more load-bearing
Mute & Protect the Floor: These light and flexible plastic wheels won't scratch your floor, moving quietly and smoothly. The maximum load-bearing capacity of 4 casters - 66lb / 30kg
Easy to Install: You can install these cart replacement wheels by yourself with simple tools. Compatible with devices using metric M8 threaded rods (flower racks, storage racks, etc.)
Wide Range of Applications: These new nylon castor wheels are ideal for indoor hardwood flooring, tile and carpet. Suitable for most seats, shelves, shopping baskets, cribs, appliances equipment, and kinds of industrial equipment