LE E12 to E26 Light Socket Adapter, Bulb Base Converter, Pack of 6 - Amazon.com
E27 TO E14 LED Bulb Lamp Holder 2 in 1/3 in 1/4 in 1/5 in 1 E27 Base Socket Splitter LED Lamp Socket Light Bulb Adapter Holder
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PZRT 5pcs Lampshade Reducing Rings E27 to E14 Adapter Converters Lamp Accessories, 1-9/16 Inch (40MM) Become 1-1/7 Inch (29MM), White - Amazon.com
Free STL file E27 to E14 Adapters (IKEA)・3D print design to download・Cults
Free STL file E27 to E14 Adapters (IKEA)・3D print design to download・Cults
10x E14 to E27 Base LED / Halogen Light Bulb convert Adapter CEILING FAN / LAMPs | eBay
Free STL file E27 to E14 Adapters (IKEA)・3D print design to download・Cults
Free STL file E27 to E14 Adapters (IKEA)・3D print design to download・Cults
Free STL file E27 to E14 Adapters (IKEA)・3D print design to download・Cults
YiLighting - E12 Candelabra Screw to E26/E27 Standard Medium Edison Screw Base Socket Reducer Adapter Converter (E12 to E26/E27 Adapter) For LED CFL Lamp Light Bulb ONLY (1) - Amazon.com
Free STL file E27 to E14 Adapters (IKEA)・3D print design to download・Cults
FINELED (Pack-3) E17 to E26 Socket Adapter,Intermediate Base E17 to Standard Medium Base E26 Converter - Amazon.com
E27 Lamp Base To E27 Bulb Holder Adapter 180 Degree Rotatable CFL LED Light Socket Extension Converter - AliExpress