B22 to E27 Bulb Light Lamp Holder Base Pendant Screw Bayonet Converter Adapter

Compatible Types: E14 / E27 / E40 / B22 / GU10 / GU40. Instantly adapts between 6 major bulb standards (E14, E27, E40, B22, GU10, GU40), solving mismatches in EU/UK/US/AU households. International Travel: Use EU bulbs (E27) in UK/AU sockets (B22).

eBay