3/8 NPT Male Fuel Valve Petcock 90 Degree Lighting Big Twin Parts The electronics box is 4

The electronics box is 4

You can determine stretch

Only two wires for the brake and tail lights mean this light is self grounding through its housing

The kit comes with detailed installation instructions with photos and it is an easy 2 wire hook up (just hook the positive red wire to your battery positive and the negative green wire to your battery ground)

3/8 NPT Male Fuel Valve Petcock 90 Degree Lighting Big Twin Parts The electronics box is 43 8 NPT Male Fuel Valve Petcock 90 Degree Chrome 90 degree right outlet petcock 3 8" NPT male thread. 5 16" hose barb Will fit any Harley or aftermarket chopper gas tanks that have a 3 8" NPT female thread petcock bung. Petcocks feature show chrome finish, high fuel flow, on off reserve selections, and a brass fuel filter screen!