기능

• Ergonomic design with low starting and rolling resistance.
• The turning part is a double ball bearing system with excellent turning performance even under load.
• The turning part is hardened to reduce friction at the contact part and enable long-term use.
• Wheel rotation part is ball bearing system.
• Comes with a thread guard to prevent foreign matter from getting into wheels and bearings.
• Office chair (suitable for carpet), hospital casters, drip stand, incubator, infant bed.