Maypole 2.5 m 7 Core Curly Extension Lead with Pin Plug and Flying Socket, used to supply lighting functionality trailers

Amazon

2.5 m 7 core curly extension lead with 7 pin plug and 7 pin flying socket, used to supply lighting functionality to trailers 7 pin plug and 7 pin flying socket 2.5 m 7 core curly cable Complies with ISO 1724

Zoro Tools

Extension lead - plug to socket 12N 7-pin plug and 7-pin socket Flexible curly cable