The Blue Ox Towing Accessory Kit has everything you need to complete the job. Comes with a wiring harness, diodes, tow bar cover, locks for the base plate and hitch receiver, and connector plugs. Also included in this kit is a seven foot coiled 7-way to 6-way harness that allows you to run power from the motorhome to the towed vehicle, it also includes a plug to mount onto the towed vehicle. (Mounting bracket sold separately)A 26 foot wire harness, connectors, and a 4-pack of diodes to prevent electrical feedback. Also includes bulb & socket kit. (see instructions) for your motor home. Two 1/2" diameter locks for locking your tow bar to the base plate and one 5/8" diameter lock to retain your tow bar into your trailer hitch. Last item contained within this kit is the tow bar cover that keeps the road debris/elements off of your tow bar. | Blue Ox Towing Accessory Kit for Avail Tow Bars