Due to the great success of these anti-stress rings, I am adding more. No supports are required. If you need to change the size, set larger percentages.
Use a drop of oil for better rotation :)

Nozzle-0,25mm

Layer height-0,10mm

V2: [https://makerworld.com/en/models/36691](https://makerworld.com/en/models/36691)

V3: [https://makerworld.com/en/models/36696](https://makerworld.com/en/models/36696)

V4: [https://makerworld.com/en/models/38356](https://makerworld.com/en/models/38356)