PLA gymnastic rings

2022 update. after 3 years it broke. But I think it's mostly because I left it outdoor, exposed to rain and sun all this time.

2019/oct update: 1 year later, I still use it to exercise routinely, many times with 10 to 15kg extra and they are still not showing any sign of danger. Exposed to the sun and rain all this time.

Gymnastic rings are kind of expensive around here, so I decided to see if I could print a very strong of my own.


For that I put concentric rings inside the print. Th