Yes Midback Office Chair from Office Master Seating.  Rehab choice for best ergonomic adjustable chairs.
Features:
5 paddle ergonomic mechanism
Height & Width Aeticulating Adjustable Arms
Seat extender
350lb Standard Weight Rating
12 Year Warranty
Cal133 Firecode
Lead time: 3 Weeks
Other finish colors are available.  Please contact BBE at 413-446-9896 to request additional color options.