These mini-push button momentary switches mount in the handlebarand are perfect for custom applications. With these Mini Push Button Switches from Twin Power you can give your ride an updated look. These 12mm round stainless steel push button switches includes a radius shaped spacer to allow mounting in handlebars and two 20 inch wires. They must be used with a switch relay and they can also be installed on a flat surface when the radius spacer is removed.