Breakaway switches help provide a safe towing experience by automatically engaging your trailer brakes in case of accidental trailer breakaway. Required by law in some states, these are for emergency use only and not to be used to lock brakes when parked or stored. The Tekonsha 2010-A-P Breakaway Cable and Nylon Pin Assembly is designed for use with the Tekonsha #2010 Breakaway Switch. The cable measures 48" long. Cable measures 48"" long | Tekonsha 2010-A-P Breakaway Cable and Nylon Pin Assembly for #2010 Switch