Optronics 7 to 5 Way Adapter w/Lead
 
Converts tow vehicle 7-way round blade connector to 5-way flat pin female connector
With its 16" lead, this adapter cleanly and conveniently links vehicle wiring system to trailer wiring system
The 7-way round plug fits RV's, most new trucks and SUV's, and other towing vehicles
The cable provides ample length - 23" from plug-end to plug-end to connect the two vehicles without any extensions
 
California Residents:  WARNING Cancer and Reproductive Harm - P65Warnings.ca.gov