Ringfeder Flexible Couplings Nor-mex TNM GBT are a flexible and shock-resistant coupling. Torque is transmitted through a resilient intermediate ring. Made from Pb with nitrile rubber as the base material, it dampens shocks and vibrations, is oil-resistant, and non-conductive. The coupling can be used in either direction of rotation and installed in any position.

Dai Hong Phat Corp Transmission Shaft Couplings is the authorized distributors, the provider of brands of Ringfeder Germany in Vietnam, Laos, Cambodia, Philippines and Bangladesh.