7 Pin Large Round Adaptor for Trailer Tester or Car

This adaptor converts your trailer tester or car from a 7 Pin Flat connector to a large 7 pin round adaptor.

Features

• 7 Pin Flat Plug to 7 Pin Large Round Socket
• The 7 Pin Flat adaptor plugs into the WC57900 
• This can also be used to convert your car from a 7 Pin flat adaptor to a 7 Pin Large Round Adaptor on the trailer side