Now available on Printables.com, a new 3D printable grip for the Fuji X-T10, 20 and 30 cameras. Versions with no texture, 3D printed texture and recess for stick-on rubber pad. Also includes provisions for Arca-Swiss quick mount and brass threaded insert for tripod:
https://www.printables.com/model/790900-fuji-fujifilm-x-t20-grip-works-on-x-t10-x-t30-too
No charge for downloads, works great!