Low Voltage Halogen Pin Base Lamp 24 V/150 W/Sockel G 6,35/3300 K/50H White Studio 1/4 Pin Cap Light Halogen Bulb – Showking : Amazon.de: Lighting
TORCHSTAR G4, GU5.3 Bi-Pin Socket, up to 75 Watts, Ceramic Body with Mica Covers, for LED Halogen Incandescent Light Bulbs, MR11, MR16, Pack of 5: Amazon.com: Tools & Home Improvement
6pcs G9 Base Socket Ceramic Lamp Holder Halogen Lamp Holder with 9" Leads G9 Connector LED Aging Test Lamp Bracket - - Amazon.com