Office Chair Caster Wheels by ATOMDOC, 2" Newly Revolutionary Quadruple Ball Bearing Design,Heavy Duty & Safe Protection for All Floors Including Hardwood, Set of 5

100% Safe Protection– In order to improve the stability and comfort of the wheels, we use wider wheels in the design, what leads friction increased. When the wheels roll on carpet or wood floor, they may become a little bit obtuse. However, this is a normal situation and it doesn't mean that the wheels were broken or defective. ATOMDOC 2 Encased with soft polyurethane material, stop damaging your expensive hard wood floors and carpets with the poor quality wheels. Incredibly Smooth & Quiet – [Newly revolutionary design by ATOMDOC 2] with four high quality ball bearings on each wheel, ATOMDOC’s chair wheels can keep your chairs moving smoothly and quietly. No more squeaking and rattling. Replace your standard plastic castors set and stop worrying about disturbing anyone. 98% Universal Fit & EASY Installation – Orders come with a set of five ATOMDOC 2 that can easily be installed without tools or hardware. Just take your old casters out and push your new ones in, and you are done! Please Check that your chair is compatible. The stem size is 7/16"(11mm) diameter by 7/8"(22mm) length. Suitable for 98% office chairs brands of Miller Steelcase, Aeron, Herman, Dxracer, Humanscale Freedom, Lazyboy Serta, Hon, Boss, etc. IMPORTANT: Not for IKEA Strong and durable – ATOMDOC 2“ Maximum weight rating: 110 lbs. EACH wheel. The all-metal bearing rod and the bracket made of high hardness polyurethane provide years effortless rolling and durability. The heavy duty design supports up to 550 lbs as a set of 5. The outer layer of office chair wheels is coated with extra-thick non-marking soft polyurethane to avoid scratching, smudging or damaging your floors. ATOMDOC Fashionable Elemen – ATOMDOC’s chair wheels make your chairs look more fashion and more comfortable, which makes you feel satisfied with the fancy office chairs or the ordinary computer chairs. we have a no hassle 100% guarantee refund policy. ATOMDOC’s chair wheels will be the best choice to upgrade your chairs.