Canning Jar Lids Rings

This is a modification of Canning Jar Lids by AlexEnglish ( http://www.thingiverse.com/thing:19105 ), relying on the Thread Library by syvwlch ( http://www.thingiverse.com/thing:8793 ).

Modifications:
+ Enter a value for the diameter of the cutout to create a ring instead of lid
+ Easily modify the low-poly grippiness to create smooth rings

Updated 2022-01-17:
+ Includes the soap flange bits

Don't forget to download the Thread Library and make sure OpenSCAD can find it.