201-SYS
office chair, high backrest upholstered with Net non-stretch mesh fabric, adjustable upholstered headrest, SYS synchronous mechanism with side tention adjustment, UP-DOWN height-adjustable backrest, black nylon five-star base, castors, pneumatic lift mechanism (price does not include armrests)
201-SY
office chair, high backrest upholstered with non-stretch mesh fabric, adjustable upholstered headrest, SY synchronous mechanism with side tention adjustment, UP-DOWN height-adjustable backrest, black nylon five-star base, castors, pneumatic lift mechanism (price does not include armrests)
201-AT
office chair, high backrest upholstered with non-stretch mesh fabric, adjustable upholstered headrest, AT synchronous self-adjustable mechanism, UP-DOWN height-adjustable backrest, black nylon five-star base, castors, pneumatic lift