524 mr16 socket base products are offered for sale by suppliers on Alibaba.com, of which lamp holders & lamp bases accounts for 88%, downlights accounts for 1%, and spotlights accounts for 1%.
A wide variety of mr16 socket base options are available to you, such as plastic, ceramic and copper.You can also choose from screw, socket and plug mr16 socket base,As well as from white, black mr16 socket base,and whether mr16 socket base is safety, or eco-friendly.