The file 'Gravity Battery 3D Printer Model' is (stl) file type, size is 331.6KB.
you can see a video of this here https://youtu.be/aFlfdxfgvk8
to finish this you will need to look at thing https://www.thingiverse.com/thing:6211543
in addition you will need 4 x 12mm steel ball bearings and two barbell weights one at 1.25kg and one at 2.5kg
Bearing_Carrier.stl | 253.2KB | |
Large_Screw_Thread.stl | 289.9KB | |
Ratchet_Base.stl | 358.5KB |