Part Number B13 3 4 having (CAGE Code 07964) and FSC 3010 Torque Converters and Speed Changers in stock with ready to ship. Get an instant quote for B13 3 4 Coupling Shaft Flexible by Charles Industries Ltd Telecom. Fill the form below with your desired order quantity, targeted price and the expected order-fulfilment date. Our dedicated account manager will get back to you within 15 minutes.