advnetlab on Twitter: "18650 50 Cell Battery Holder With Bus Bar Cut-out found on #Thingiverse https://t.co/KHDy7c9p0z https://t.co/QYIkIGISSQ" / Twitter
3D Printable 18650 battery holder (3x) by Frederico David Sena
k014's Parametric 18650 Battery Holder (opensource) by k014 | Download free STL model | Printables.com
18650 battery holder with micro charger (REMIX) by 3DFinTech - Thingiverse