Piper 2 was released in 2 versions.
Piper 2 CoreXY printer was released in 2 versions: US for 1/2 inch (17.8mm OD) Conduit https://www.thingiverse.com/thing:3022836 UK for 19.9mm OD Conduit https://www.thingiverse.com/thing:3036472
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