Fix you 0mm error on your SP300v, this kit includes a brand new cable and two guides
Contains
22305102 - GUIDE,CUT CARRIAGE CABLE SP-300 x2 23475207 - CABLE-CARD, 15P1 1900L BB x1
Cable Card for SP300 this is the cable which connects the servo board and the carriage board (cutting head)
15pin 2570 long (it can be used on bigger machines as well, for the SP300 tie up the remaining cable at the back of the machine)