ملعون تسهيل انخفاض lamp socket base sizes هذه كتاب مدرسي مخطوب
TORCHSTAR 6pcs E26/E27 to E39/E40 Adapter, Convert E26/27 Medium Screw Base to E39/E40 Mogul Base Socket, Fits Halogen/LED/CFL Light Bulbs - Walmart.com
bulb socket
E or Edison Screw-in Sockets and Bases-Made-in-China.com | Different light bulbs, Light bulb bases, Led lighting solutions
Onite 2pcs GU24 to E27 E26 Adapter for LED Bulb, GU24 to Medium Base Converts Your Pin Base Fixture to Standard Screw-in Lamp Socket - Light Sockets - Amazon.com