E5 lamp holder, for flash lighting bulbs, black glass 1) Brass material, glass interior2) Specification: E5/93) With threads4) Out diameter: 5.33mm5) Total length: 8.8mm6) Thread distance: 1.0mm7) Finishes: Nickel plating8) Main application: Flash Lighting bulbs9) Sea transportation, safe and reliable structure E5/9 LAMP HOLDER(GLASS)