Parametric linear bearing (lm8uu with default config)

Things you can adjust: outer and inner diameter, height (or length), number of claws, shell thickness.
You can easily play with claw pressure yourself (make it thinner/thicker etc).
Expect soon: option to keep it open. May be useful if you have sbr rail or want to adjust the backlash with the bolt.
I took the design idea from bunch of bearings on Thingiverse. I'm still going to experiment with claw form a bit.
The main motivation in my case was the fact that I need custom bearings for my