Fat-Boy or Electrolier Socket Shell Paper Insulator for Turn-Knob Socket (40327)

Features: Long Paper Insulator for FAT-BOY Turn-Knob Socket to fit FAT-BOY socket interiors. FAT-BOY sockets have over-sized bases compared to regular medium-size lamp sockets even though they both accept the same medium-size light bulbs. Fat-Boys are often found on early electric (antique) lamps & fixtures. This one-slot insulator is intended for use as a replacement for worn or missing insulators. 1-3/16" top inside diameter 1-9/32" base inside diameter 2" height. Long Paper Insulator for FAT-BOY Turn-Knob Socket to fit FAT-BOY socket interiors. FAT-BOY sockets have over-sized bases compared to regular medium-size lamp sockets even though they both accept the same medium-size light bulbs. Fat-Boys are often found on early electric (antique) lamps & fixtures. This one-slot insulator is intended for use as a replacement for worn or missing insulators. 1 3/16" top inside diameter, 1 9/32" base inside diameter, 2" height.