Mahja Bell Glides Office Chair Wheels Replacement Compatible with (IKEA Office Chairs Only), 10mm Diameter Size Stem, Chair Casters Replacement (Polyurethane Bottom - High Profile)

Close, but won't work. The diameter is so close, but still won't go into the fitting. Besides the locking lip is too short from the end of the tube, wouldn't lock anyway. Forcing would probably split the tube and chair leg.RETURNED.