Truck and Trailer Connector Cleaner KitLength (In.) 5-1/4 In.Features Clean 7 Spade, 6 Round, and 4/5 Flat Trailer Sockets and Cables, For Use With 4/5 Flat, 6 Round, and 7 Spade Trailer Connections, Includes Cleaner for Male and Female 4/5 Flat, 6 Round, and 7 Spade Trailer Connectors