A complete trailer rinse system that is permanently attached to your trailer. Designed to use an environmentally safe chemical such as Salt Terminator, Salt -X, to RID your trailer of corrosive salt. The TS1 is for use on a single axle trailer and has 6 PATENTED directional spray heads which can be pointed towards brakes, hubs, axles, & underside of boat. TRAILER SPA WILL WORK ON ANY SIZE OR MAKE TRAILER, TORSION OR SPRINGS! TRAILER SPA WILL EVEN RINSE YOUR SPRINGS! TRAILER SPA WILL WORK ON DISK BRAKES, DRUM BRAKES, NO BRAKES !