This is a redesign of the 6'' inch Rimsaver made on the Floatwheel Original CAD provided by Tony.
Some guys have already printed this type of design successfully. I don't guarantee that it will be successful on the first try due to the need for supports, but it is doable.
For suggestions on printing I invite you to take a look at the following link:
https://riddimrider.one/blog/rim-saver/
The author remixed this model.
This design was inspired with the original Lifesavers by FloatLife and with the 3D printed one from the mentioned link.
The main difference is in the profile of the internal lip, the external connecting spokes and the logo