The ST50's are another of our heavy duty, "10 Year" commercial warranty chairs. They have a tapered back, are fully ergonomic and are available in black fabric.
Their features include :
Back Height - 375 mm
Back Width - 460 mm
Seat Depth - 470 mm
Seat Width - 500 mm
Seat Height - 460 mm to 600 mm
Summary - Chair clips together out of the box, no tools are required.
Recommendations - Very easy to do yourself, if you have the time.