RCLITE 6pcs E17 to E26 Light Socket,led Bulb Base Adapter Converter Socket Adapter,Convert Intermediate Socket (E17) to Standard Medium base E26/E27, Light Bulb Socket (E17 to E26 Light Sockets) 6pcs E17-TO-E26 socket converter in a pack Easy to install. Simply screw the socket adapter into E17 type socket, and then screw in an E26/E27 bulb. Material:Durable temperature Resistance Plastic Housing.Heat Ressitant approx.200C Widely used. Works with incandescent, CFL (Energy Efficient) bulbs and LED bulbs. Dimensions: 2.32 x 1.55 inch / 58.5 x 39.5 mm (L x Dia)