... mechanism Ergonomic / Nano Mesh / Muti-Function / Executive Office ChairNano Mesh apply into chair back, aluminum alloy leg, polish finish. Fully ... adjustable office chair, sutiable for high level office use.As you recline, you will maintain ... / up&downLeg Size :φ320cmOther :titling lock muti-function executive office chair, mesh office chair, silla de oficina BF-8999L