... feet specification:Tube 25mm*1.1mm high quality strong and stable steel frame good price Product nameoffice chair Item no616SpecificationTube φ25*1.1mmMaterialP ... nanjing,we supply kinds of plastic&steel chairs,such as dining chairs,bar chairs ,office chairs,writing chairs,baby chairs,and ... JINFU RD,SHUANGFENG ECONOMY DEVELOPMENT ZONE,CHANGFENG COUNTY,HEFEI,CHINA high quality office chair