This goes over the engine that drives the adjustments on their office chair, made of plastic and the color is a gray called smoke.

We sell over 100 different used parts. If you want to figure out what is wrong with your chair, and how to fix it, buy our twenty minute diagnosis via email, text, video or call for $20.00, purchase at this link, https://rcannon8156.mystorefront.online/?l=1&product=10059&action=product

If you are in Florida we might be able to come to your location and repair your chair for you, if you are interested please ask us for a quote, so we can let you know how much it will cost.

Please let us know if you have any questions.

It is pre-owned, has a crack on the bottom, but still snaps together and will work on your chair, also has wear, nicks, and discolorations that may need touch up paint.

This is for one Tilt Cover Top & Bottom that fits the size A, B or C chair, and is a genuine OEM piece for the Aeron office furniture line by Herman Miller.

If you want multiple parts we can combine shipping.