Round container with infinity height

Hi there!

I have designed this knurled container with adjustable volume, so you can print so many spacers, as you want to get it as height as you want :)
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Outer diameter:......................50mm

Inner diameter:.......................40mm

Base height:...........................10mm (17mm with thread)

Lid height:..............................10mm

Spacer height:........................12mm or 16mm

Container minimal height:.......20mm

Container maximal height:......+i