Jet Knob, Hot Spring, Black 1-1/2in, Pre 1988

Control panel black colored Jet knob used to turn on the jet pump on the Hot Spring models prior to 1988. This jet knob has a ridge around the knob (dial) for a better grip with wet hands. It has a 1-1/2″ long stem which inserts into the back of the control box and turns the jet switch.