Floating pins for ease of alignment and maximum contact. I have added a photo detailing the wiring connections for the pollack heavy duty 7 pole round pin conncetor pk11700 see link. Corrected titles to sae j2222 and sae j2394.
Pollak Heavy Duty 7 Pole Round Pin Trailer Wiring Socket
Pollak Heavy Duty 7 Pole Round Pin Trailer Wiring Socket
Sae J560 Wiring Diagram Di 2020 Diagram Proposal Trailer
Tekonsha Prodigy P2 Trailer Brake Controller 1 To 4 Axles