Manufacturer: Axel Joost Elektronik, Selsinger Straße 28, 27404 Rhade, Germany, http://www.elektronikbox.de
These stainless steel switches have an 8 mm thread, what make them to your first choice if you want to set up an almost unvisible solution at your bike in combination with an electronic box.The switch appear a few millimeter higher than the ring, what make the use with gloves easy.