The file 'BB Bearing 608 Ver2 3D Printer Model' is (stl) file type, size is 1.6MB.
This is a 608-size bearing with six 6mm BB bullets.
https://www.thingiverse.com/thing:5382940
This is an improved version of the above model with the following improvements.
Try printing inner.stl/outer.stl and if it does not rotate smoothly, try inner_loose.stl/outer_loose.stl or inner_very_loose.stl/outer_very_loose.stl.
inner.stl | 938.6KB | |
inner_loose.stl | 946.2KB | |
inner_very_loose.stl | 950.0KB | |
outer.stl | 840.3KB | |
outer_loose.stl | 839.1KB | |
outer_very_loose.stl | 838.6KB |