... : 30/30 STROKE: 64/64 Application in truck,heavy-duty truck,trailer,specail-purpose vehicle,e double brake chamber TYPE: 30/30STROKE: 64 ... range including Brake Chambers, Spring Brakes (in diaphragm/piston or double diaphragm configuration), and remotely mounted Spring Brakes. This, combined with ... , ,SAOS,RVI,PEGASO,SCANIA,IKARBUS,TAM,HOWO,MAN,DENNIE,RENAULT. double brake chamber