A companion to my last generator. This one makes cylindrical screw-top containers, with configurable dimensions and beefiness. And threads figured out for you.
https://www.printables.com/model/781549-parametric-easy-screw-top-container-maker-freecad-
(You could even store your weed KLR valve shims in it.)
Edit: This just received an update. The cap now generates with grip crenelations in it.
Can it fit flying brick valve shims?
Yes. K100 valve shims are the same diameter as the KLR’s. Your brick shims can be safely stored at the default settings.
Owners of other, less bricklike motorcycles can modify the parameters in the file to fit their own philistine valve shims, if they so desire.