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1PCS 5.5 x 2.1 mm female to 7.9 x 5.5 mm male DC Power Connector Adapter Converter 5.5*2.1 to 7.9*5.5 mm For IBM Laptop - AliExpress
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Amazon.com: COOLM Power Adapter Plug Conversion Cable 5.5mm x 2.1mm Female to 6.3mm x 3.0mm Male DC Plug Connector Cable Without Pin 6.3mmx3.0mm(1 Pack) : Electronics
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6-Inch Right-Angle Adapter Cable - 5.5mm x 2.1mm Barrel Connectors - Works with Battery Eliminator Kits
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Cables : 2 Male to Male 2.1mm x 5.5mm Plug DC Power Adapter Cable 18GA DC-MM-24-18 by www.valley-ent.com
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