Tekonsha 20119 Tow Harness Wiring Package Multi-Plug T-One Connector Assembly Simple plug-in harness, for your existing, factory installed 7-Way vehicle connector, that gives you the option of a 7-way or 4-flat connector when you need it Perfect solution for pulling multiple trailers - simply plug the 7-way connector into the factory 7-way receptacle, mount bracket and you're done - ready to tow in about 10 minutes Includes mounting bracket and hardware; both connectors have integrated weather-tite covers Complete instructions included Backed by Tekonsha's 1 Year Limited Warranty