Seat height adjustment from 20" to 25".
Large back for increased lumbar support.
Synchronized seat and back tilt.
19" wide contoured seat.
Vertical back adjustment.
5 point 21" powder-coated cast aluminum base.
Dual wheel casters with non-marring rubber.
5 Year Warranty
D5000 with round seat.
All Chairs And Stools Take At Least 1 Month To Get From The Manufacturer