ZB4BW7A1724 - Illuminated double headed push button head, Harmony XB4, metal, 22mm, 1 white flush UP ARROW + 1 pilot light + 1 black flush DOWN ARROW

ZB4BW7A1724 - Illuminated double headed push button head, Harmony XB4, metal, 22mm, 1 white flush UP ARROW + 1 pilot light + 1 black flush DOWN ARROW