Chain Coupling PRODUCTS DESCRIPTION The KC coupling is an elastic coupling with a very simple structure. It is composed of a coupling chain and a pair of coupling Simple structure, easy assembly and disassembly. 2. Light weight and long service life. 3. It has a certain ability to compensate for installation accuracy. 4. Suitable for high temperature, humid and dusty industrial environment. 5. Cannot be used for high speed and severe vibration.Chain Coupling website:http://www.rollerchainsprockets.com/coupling/chain-coupling/