The file 'Modular Hollow Universal Joint 3D Printer Model' is (stl) file type, size is 1.4MB.
Remix of this awesome cable chain: https://www.thingiverse.com/thing:25872. Merged two together so you don't have to glue them. It does require supports, but saves you a ton of time. Included a single axis and double axis.
ring.stl | 1.3MB | |
uJointMod.stl | 1.2MB | |
uJointMod90.stl | 1.2MB |