Here's an LED lamp base that I designed and printed... The light I bought here and I didn't like that clip, so I took it apart and made a base for it....
http://www.amazon.com/gp/product/B00G67EPG6/ref=oh_aui_detailpage_o09_s00?ie=UTF8&psc=1
LEDLampBase.stl | 47.3MB |