IGUS RJ4JP-01-07

Igus linear bearings for 7mm shaft. For some unknown reason (at least, for me...) there is no bearing available for 7mm shafts, which I happen to have some in first class quality (taken from high end laser printer cartridges). I'm planning to use these shafts in my own 3D printer build, but in absence of factory made bearings, I had to step on my own way :) I started from the 8mm version dimensions, changing the internal features in order to accomodate the 7mm shaft.

There are two versions: a