1937 lampholder adapters products are offered for sale by suppliers on Alibaba.com, of which lamp holders & lamp bases accounts for 76%.
A wide variety of lampholder adapters options are available to you, such as copper, bakelite and aluminum.You can also choose from black, red and green lampholder adapters,As well as from bayonet, gu10 socket lampholder adapters,and whether lampholder adapters is safety, or eco-friendly.