Miracle Caster Extra Large Chair Wheels. 4 Set of Five. Great for Carpet. Replaces mat.

Miracle Caster! Extra Large Chair Wheels. 4" Set of Five. Great for carpet. Replaces chair mat.

Office Chair Wheels Replacement Rubber Chair casters for ALL Floors Including Hardwood Floors, Office Chair Castors for Home and Office Chairs to Replace Office Chair mats, 11x22mm, Clear (NOT 1KEA)

Mastery Mart Rollerblade Style Caster Wheels Replacement Set of 5 for Office Chair, Office Chair Wheels 11x22mm, Ultra Heavy Duty, Floor Protecting, Quiet Smooth on Floors (Not for 1KEA Chair, Black)