DiCUNO 4-Pack E40 to E27 Socket Converter Socket Adapter Lamp Base Adapter for LED Bulbs and Incandescent Bulbs and CFL Bulbs: Amazon.co.uk: Lighting
E40 to E27 Lamp Light Bulb Socket Base Adapter Converter Edison Screw
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E39/E40 to E26/E27 Lamp Bulb Socket Adapter Converter
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