Free ......
Tractor Trailor 7 pin harness sleeve to take up the extra play within the connection. Eliminates vibrations that cause loose connections that can lead to early wear, flickering lights, and fires. Designed to slide into place with the connector when plugging in.
Easy to install and remove with the harness plugged in.
Purpose: to remove play from the connection to the back of the tractor and into the trailer. Keeps lights from flickering and to prevent fires from worn out plugs. Does not keep water out.
Be that driver in the fleet that never has a wiring harness issue with your trailer.
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If you like what you see and would like some help for a future project, please feel free to contact me with any questions that you may have.