Простая подставка для (маленького) видеопроектора.

Нужны две внешние части:

• http://fr.aliexpress.com/item/Camera-Accessories-Black-Metal-Mini-Ball-Head-for-1-4-Screw-Mount-Tripod-Dolly-DSLR-DC/32664749730.html
• https://www.aliexpress.com/item/1-4-D-Ring-Convert-Slotted-Screw-Pull-Ring-Adapter-For-Camera-Tripod-Monopod-Quick-Release/32401103814.htmlилиhttps://fr.aliexpress.com/item/Camera-1-4-D-Ring-Convert-Slotted-Screw-Pull-Ring-Adapter-For-Tripod-Monopod-Quick-Release/32657567326.html