The TE Connectivity 1-1393148-4 is a pre-assembled Raychem T-Splice Kit. It includes one Raychem T-Splice splice kit and component parts, such as a red heat shrink tube, cable tying, metal locknut, grounding screw, terminals, 6 foot pigtail, crimp tool, and other components. The kit also contains an installation stepping guide, 3M Scotch® 33+ electrical tapes, icing compound and more. This T-Splice kit can be used to connect two existing wires to a single power source, helping to reduce clutter and create a neat, professional installation.