DescriptionThe office chair caster wheels are designed to provide durability and stability. The wheels are made of ABS and iron, ensuring long-lasting performance. The creative wheel design offers better stability and safety. It is suitable for most office chairs and is easy to install and replace.Features-Color:Black -Material:ABS - Size(caster) : 13.00X5.00X5.00cm/5.11X1.97X1.97in- Size: 12.50X7.50X7.50cm/4.91X2.95X2.95in -Creative wheel design: provides better stability and safety for added security.-Sleek appearance: simple and stylish, matches various office chair styles.-Commonly used for small appliances and small space furniture including coffee tables, plant stands, chairs and so on-The caster wheels are sturdy, firm, not easy to break or deform, you can use them rest assured-Made of ABS material, easy to install and use, these chair wheels replacement are durable for long time using.