Support shaft
thingiverse
Here is the support Shaft for the R3 rotary. You need to print two of these to work properly. Also, you need a cy-8h ball bearing. I also provide the Freecad file, so you can change it to your liking. https://www.amazon.com/Transfer-Bearing-Sliver-Conveyor-Roller/dp/B07PPXBL27 https://usa.banggood.com/10pcs-8mm-Diameter-Ball-Metal-Transfer-Bearing-Unit-Conveyor-Roller-CY-8H-Ball-Bearing-p-1053879.html?cur_warehouse=CN&rmmds=search https://nl.aliexpress.com/item/4000995103921.html?spm=a2g0o.productlist.0.0.632238748MiB3k&algo_pvid=a637d25b-c647-4b7d-9bbb-946ccca8276a&algo_exp_id=a637d25b-c647-4b7d-9bbb-946ccca8276a-13
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