Trailer connector,Trailer plug 1) 2 male connectors 7-pin large round plug 2) 2.5m helix extended wire, Diamiter 40mm Trailer connector,Connector,Trailer plug 1) Spiral extension male connectors2) 2 male connectors 7-pin large round plug3) 2.5m helix extended wire, Φ40mm 4) Wires covered with TPU. Trailer connector