Today we're going to review part number 47435. This is the Hopkins 6-pole round to 7-pole blade trailer wiring connector. Now this adapter here will convert your 6-pole round wire connector that's on your tow vehicle to a 7-way blade connectors for trailers. Basically, the thing you need to be aware of that on a 6-pole round, it can be wired in 2 different ways, the center pin can be wired as… see more >