Features:

• SMOOTH & NO NOISE: 360-degree rotation in all directions, smooth and noise-free movement in all directions. Perfect as a set of replacement caster wheels for office chairs that have hard, noisy, and rough plastic wheels.
• UNIVERSAL FIT: Standard stem diameter: 7/16"(11mm), stem length: 7/8"(22mm). These chair casters are designed to fit most office chair, computer chair and desk chair.
• DURABLE: The office furniture casters are made of top-grade steel and can safely hold up to 500lbs. This heavy-duty wheel set is the perfect upgrade for any rolling chair.
• EASY INSTALLATION: No tools are needed. Effortlessly change your desk chair wheels in one single motion, and it can be completed in 5 minutes.
• OFFICE CHAIR CASTER WHEEL REPLACEMENT: Special design to protect carpet, hardwood, laminate, tile, slate, and all other Floors. Works perfect on carpets and any hard floors. Suitable for office chair, drafting chair, executive chair, work stool, etc..