office chair, medium-sized backrest upholstered with non-stretch mesh fabric (various colors), height adjustable lumbar support, SYS synchronous mechanism with side tention adjustment, pneumatic lift mechanism, black nylon five-star base (price does not include armrests)
260-AT
office chair, medium-sized backrest upholstered with non-stretch mesh fabric (various colors), height adjustable lumbar support, AT synchronous mechanism, pneumatic lift mechanism, black nylon five-star base (price does not include armrests)
260-SY
office chair, medium-sized backrest upholstered with non-stretch mesh fabric (various colors), height adjustable lumbar support, SY synchronous mechanism, pneumatic lift mechanism, black nylon five-star base (price does not include armrests)