JCB replacment Joystick Button Push Switch. This is a replacment switch to fit JCB Handler joysticks, these will fit the gear change switched on all JCB handlers and will replace to bottem switch on a series 3 machine Connect to machines Blue and Black wires. The original switches have 4 wires however only two are requred for the gear change switches and series 3 cab bottem buttons. May also fit other machines. Any questions please ask.