Spinning desk toy built around 608 bearings
A three-lobed fidget spinner: press a standard 608 skateboard bearing into the centre and three more (or big nuts) into the lobes for weight, then spin it between finger and thumb.
Print flat; check the bearing fit on the centre hole first and scale slightly if it is too tight.
Filament: at most about 6.2 g of PLA printed solid (roughly $0.12 at $20 per kg); normal infill uses less.
To get the files, open it in the generator and choose File › Download STL (one file per part) or Download 3MF (every part on one plate).
The fidget spinner frame for 608 bearings model measures 79 × 73 × 8 mm (width × depth × height). You can change every size in the free SO3D.xyz generator before you download it.
Usually not. Print flat; check the bearing fit on the centre hole first and scale slightly if it is too tight.
At most about 6.2 g of PLA (5.0 cm³ printed solid), roughly $0.12 of filament at $20 per kg. Normal infill uses less.
Yes. Open it in the SO3D.xyz generator (free, in your browser), change the size, walls, dividers, holes, text or anything else, then download it as STL or 3MF for your slicer.
Change the size, walls, dividers, holes and labels of the fidget spinner frame for 608 bearings model in your browser, then download it for your printer. Free, no CAD needed.
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