This chair has a medium-backrest and has two levers. One for height adjustment and for back adjustment. The seat has a fixed angle.
Backrest Height: 360mm
Seat Depth: 480mm
Seat Width: 470mm
Tag 2.4 Hi Back with ARchitectural Lift and Ring
This Spectrum 3 chair has the added features of a flat seat,, Inflatable Lumbar Pump and Height Adjustable Armrests