Carriage Trailing Cable for HP DesignJet 500 500ps 800 800ps (24inch Model Only) Product: 1 set trailing cables (2 ribbon cables bundled together), This cable is for 24" models only, the cable length is about 159cm (62 inch) Part Number: C7769-60305 Condition: new Compatible: HP DesignJet 500 800 (24inch model only)