Installed on the aluminum die-casted bottom plate, with an excellent design of non-lubricated contact between metal rail and plastic roller, secured by dual stainless steel return springs, the COMESYS foot pedal throttle model FZ3-132-133 sends 0 - 5 VDC voltage throttle signal to CURTIS motor speed controllers, for driving the traction motors of electric material handling vehicles like forklift and electric truck.