The product is designed by the Ji nan Institute of foundry and forging machinery, and is suitable for inter axle and flexible transmissionJt allows larger axial radial displacement and angular displacement, and has the advantages ofsimple structure, convenient maintenance, easy disassembly and assembly, low noise, little loss of transmission efficiency and long service life. It is welcomed by users In order to meet all kinds of mechanical renewal and selection and equipment spare parts, our factory can provide all kinds of internal tooth elastic couplings with various specifications, and accept non-standard orders according to users’ needs.