The TFS acronym means "Tank Fitting System". This system is actually a base for a tank bag, designed for motorcycles equipped with a plastic tank. The main strength of the TFS system is its compatibility. With this system it is possible to mount many different tank bags on the base, many of which make the consultation of your map a lot safer and easier. Compatible with the following bags: T410, T400NG, T400NN, T401NG, T413, T426, T429, T432, T436, T437, T452 and T456.