RockBoard Power Ace 3.5 mm Converter - Indy String Theory LLC
14 mm x 1 LH (female) to .578″-28 (male) Barrel Adapter Thread Converter – SKU#142 – Hughes Precision LLC
Barrel Thread Converter / adapter 1/2" - 28 to 9/16"-24 Male, Steel. Black - tufforce
Amazon.com: USB C to 7.4mm Adapter Cable Braided Fast 100W Power Pack Charging Supply Type C Male to DC 7.4 x 5.0mm Barrel Converter Cord for Latitude XPS Inspiron 15 15R 5537