If the lamp is medium base E26/E27,but your socket is mogul base E39/E40. And you dont' want to buy the new E39/E40 lamp, you can used this adapter to match the socket. It's easy to transfter it and save your cost.
Our E39 to E26 base adapter is a high quality UL listed product. It have been a popular E39 adapter in USA since published in Sep 2015.
Return or exchange within 30 days from the delivered date.
1. Items received within 30 days from the delivered date.
2. Items received unused, undamaged and in original package.
3. Return shipping fee is paid by buyer.