Twin Socket Adapte, Light Bulb Socket Splitter for LED, CFL and Standard Bulbs, E26 to Dual E26 US Standard Screw Light Holder Adapte,White, 4-Pack Novsix, Light Sockets - Amazon Canada
Leviton 660-Watt Keyless Twin-Socket Lamp Holder Adapter R52-00128-00W - The Home Depot
HUSERYT E27 LED Base Light Lamp Bulb Socket E27 to 2-E27 Splitter Adapter lamp holder E27 socket bulb holder | Walmart Canada