Product Name: High Torque Rigid Flexible Roller Chain Gear Coupling Model NO.: Chain Coupling Type: Chain Coupling Material: Steel Structure: Flexible Torque: >80N.M Standard Or Nonstandard: Standard Trademark: DUCHENG Transport Package: Collective Transport Package Specification: SIZE4-SIZE35 Origin: Yuhuan Taizhou Zhejiang HS Code: 8483600090 Product Description Our team has been specialized in manufacturing and distributing locking assembly for over 10 years. based on our experience in researching, developing andproducing of locking assembly, we can offer series locking assemblies product include standard locking assemblies and customized locking assemblies.Our goal :Offering first-class products and serviceto ourcustomers and business partners.