RV Pigtails 4-Way Flat To 6-Way Square Plug Adapter is designed to save you time with a fast plug and go installation. The 6 way plug end simply connects right up to your jayco type pop up trailer and the 4 way connects directly to your truck. No splicing of wires needed, plug ends are secure and ready to go. Though most commonly used to connect tent trailers and typical electrical sockets, this adapter can be used for a variety of applications where fit. Color: Black, Size: 30" from plug to plug, Fits Trailer Style Type: Jayco 1971-2013.