Compomac SpABologna, Italy
Maanshan Power Transmission Machinery Co., Ltd.
JOST Werke AGHessen, Germany
Allied Tube & Conduit Corp.Illinois, United States
Dipl.-Ing. Herwarth Reich GmbH
Hangzhou Advance Coupling Co., Ltd.Zhejiang Sheng, China
Zhuji Chain General FactoryZhejiang Sheng, China
Ringfeder Power Transmission GmbHHessen, Germany
Fernco, Inc.Michigan, United States
Dalian Hydraulic Machinery Co., Ltd.
VMA Verbindungs-Meß- und Antriebstechnik GmbH
KTR Systems GmbHNordrhein-Westfalen, Germany