For 30+ years, Gravity caster has been a leading manuafcturer of Industrial wheels&casters by providing a wide variety of standard, ergonomically designed products that can be high load and speed, Resistant to chemicals and water, conductive, Good for uneven ground. Gravity caster products are easy to move State-of the-art production, stringent quality control, dependability and competitive pricing are the pillars of Gravity caster. We’ve been at this for a long time and have made several innovative advances over the years that have now become industry standards in China.