These casters are specifically designed for use with Herman Miller office chairs and come in various types to suit your flooring needs. Whether you're working on carpet or hard floors, they effortlessly extend the lifetime of your beloved office chair, so you can make the most of your investment and enjoy long-lasting ergonomic support. In addition to the Aeron Chair, these versatile casters also fit the Embody, Mirra 2, Sayl and Cosm chairs. 

2.5-inch-diameter double-wheel caster; black nylon wheels and yoke; soft polyurethane tread; for use on hard floors or carpet. Purchase comes with five casters. No special tools are required for setup — the original casters pull off and these simply push in.

Purchase comes with 5 casters.