SleekLighting Bulb Converter E26 to E26 Extender Durable Adapter Bulb Socket Extension/High Temperature Resistance/Soldered Base Set of 12 Extends E26 bulb into current existing E27/26 screw High temperature resistance, Set of 12 Extends bulb base by 1.5 and bulb length by 1.2 With soldered base Made with high quality material and flame retardant PBT