FINELED 6 Pcs E26/E27 to GU24 Adapter - E26/E27 Edison Screw to GU24 Bayonet Base Bulb Socket Adapter Converter (6PCS) Convert your existing E26 Base (US standard light bulb socket) into a GU24 base E26 to GU24 base adapter converter for LED/ halogen / CFL light bulb lamp 100% Brand new and high quality,Easy to use, just twist into existing socket Dimension: Approx.39mm (Dia.) x 44.5mm (L) Change your standard medium edison medium base to fit 2 pin twist and lock gu24 light bulbs