Flexible rubber joint also called shock absorber, pipe shock absorber, shock absorber larynx, flexible rubber joint, rubber soft connection, soft connector. Flexible single ball rubber joint is flexible coupling of metal pipe, composed by inner layer, Nylon cord fabric enhanced, outer layer composite rubber ball and metal flange. Working pressure is higher than ordinary flexible rubber joint. The product has the characteristics of high pressure resistance, good flexibility, big displacement, balance pipe deviation, absorb vibration, reduce noise, convenient for installation.