Nexiq Cummins 3 Pin Cable for USB Link 2 493033 $209.0 Type Connector Manufacturer Part Number 493033 Vehicle Type Heavy Duty/Commercial Brand Nexiq UPC 735520732406 condition New For use with the USB Link 2, use the Cummins 3-Pin cable; this one includes the alligator clips for connecting to a battery. For use with Cummins engines with either a J1939 3-pin Deutsch or a 2-pin adapter.