LIAN heavy truck supply following coupling. Telephone contact 0531-85988011 company web site: www.untruck.cn VG1092080401 coupling total into VG1540080291A coupling flange components (a total of rail Euro 3 single cylinder air compressor) < br />VG1540080300 national III double cylinder air compressor coupling VG1560080275 coupling flange components VG1560080277 coupling total into < br />VG1560080279 flange coupling components VG1560080300 coupling assembly (2 machine double cylinder air compressor) < br />VG1560080400 coupling total into < br />VG1560080400A coupling assembly VG1560080400B coupling total into (EGR