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Matt Black Textile Wire Suspension E27 Bulb Holder and Ceiling Rose 8388373
New E27-US/EU-Plug Bulb Holder Light Fixture Bulb Base Adapter Lamp Socket | eBay
Arlec Screw E27 Lamp Holder and Cord Grip White | Homebase
Remote Control Light Lamp Socket E27 Bulb Base Adapter Wireless Lamp Bulb Holder Remote Control Light Switch 220V E27 Screw : Amazon.ca: Tools & Home Improvement
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Arlec Batten Screw E27 Lamp Holder White | Homebase