Pick an assembled one up at:- https://www.everlastconcepts.com/products/gm-multi-solo-charger If you prefer a printed kit is availible at:- https://www.everlastconcepts.com/collections/3dr-solo-mods/products/printed-parts-kit-for-the-gm-multi-solo-charger
Instructable is found at:- http://www.instructables.com/id/GM-Multi-Solo-Charger/
