G9 Lamp Holder with Rear Plug Connection M10 x 1 Insulation Hood with External Thread 28 x 2 mm White Socket : Amazon.de: Lighting
ero-lichttechnik.de - Iso-Fassung G9 Ø20,8x28,5mm mit Aussengewinde
LE 3.5 W G9 LED Bulb, 400 Lumens, No Flickering, G9 LED Bulb Replacement, 40 W G9 Halogen Bulb, 360° Beam Angle, Not Dimmable, Pack of 5 : Amazon.de: Lighting