fingerboard wheels
thingiverse
this needs bearings exact size for the bearings bearing 1.5*4*2 mm 681XZZ and a link to where you can buy bearings https://www.alibaba.com/product-detail/Bearing-Fingerboard-Bearings-Bearing-Being-High_1600061828619.html?spm=a2700.7724857.normal_offer.d_title.414c1ec382UVEn&s=p
Download Model from thingiverse
With this file you will be able to print fingerboard wheels with your 3D printer. Click on the button and save the file on your computer to work, edit or customize your design. You can also find more 3D designs for printers on fingerboard wheels.