Make sure I know you are coming so I can make sure it is there not in storage and the booth is open. This listing is for a. Genuine Herman Miller Aeron Classic Desk Chair Base for Size B/C Part # 165359. This was pulled from a size B Chair, Cross references say it should fit. Sizes B and C. The listing is for the base only as seen in the pictures, it does not include any trim parts. It has some scraping along the legs it may need painting. It’s booth 69 in the blue building. Make sure I know you are coming so I can make sure it is there not in storage.