Office chair wheels, 5-pack, fits IKEA chairs (10mm x 22mm) Heavy Duty JR2025032601188 ONLY fits IKEA chairs: Make sure the wheel stem size is 10*22mm, otherwise these replacement wheels will not fit your chair. Heavy Duty: Each wheel can carry up to 30 kg, and the entire set of 5 wheels can carry up to a maximum of 150 kg, safe and stable for everyone. Smooth and quiet: Smooth and quiet gliding is a priority for office chair wheels. These wheels are very flexible when rolling the chair; not much noise with premium rubber, an excellent choice for the office. Perfect for all floors: Made of nylon rubber, these wheels are designed to protect hardwood, laminate, tile, slate, and all other hard floors from damage and scratches. Easy installation: Just follow the instructions with a few simple steps, then it's done, no tools required for installation, easy for everyone.