• 【Universal Compatibility】Designed to fit most office chairs with a grip stem size of 7/16" diameter x 7/8" length. Always check your chair's hub size before ordering. Note: Not compatible with IKEA chairs.

• 【Premium Construction】Made with industrial-grade steel, precision ball bearings, and durable polyurethane, these 5pcs casters can support up to 300KG (660 lbs) while providing smooth and quiet rolling.

• 【Easy Installation】Simply pull out the old casters and push in the new ones until the stem is securely in place. No tools required for a quick and hassle-free replacement.

• 【Floor-Friendly Design】These replacement casters are safe for all floor types, offering smooth, quiet, and scratch-free gliding without the need for a chair mat.

• 【Transparent Elegance】The clear PU wheels add a modern, sleek look to your office chair while maintaining functionality and floor protection.

Specifications:

• Material: Steel and PU (Polyurethane)
• Wheel Diameter: 75mm (3 inches)
• Stem Length: Approx. 22mm (7/8 inch)
• Stem Diameter: 11mm (7/16 inch)
• Total Weight Capacity: 300KG (660 lbs)