FINELED (PACK-3)E26 to E26 Extender Adapter,E26 to E26 Lamp Holder Adapter 3 pcs E26 to E26 socket adapter in a package Extends bulb base by 1.5 inches, bulb length by 1.25 inches Soldered Base,Easy to screw into an existing E26 screw socket, extend your current E26 screw. High temperature resistant, erosion resistant and anti-flaming Applicable with incandescent bulb, CFL bulb & LED bulbs under electric current limitation(not recommended for traditional high wattage bulbs)