Adamax Candelabra to Standard Base (E12 to E26) Light Bulb Adapter A1226E - The Home Depot
Othmro Light Sockets,3Pcs E14 to E27 Socket Adapter, PBT Plastic AC 100-240V 150Degree Heat Resistant Light Bulb Socket Converter Commutator for Home Light Fixtures LED Grow Light Socket Stand White - -