The rings of this model are free size. One ring is placed on the thumb and the other ring on the index or second finger.The body parts of the crab are mobile.
If you want to reduce the dimensions of the model, I will be happy to help you
STL file has been fixed and ready for the print
If you need to make little changes to this model I'll do it for you no extra charge.
If you have any questions I will be happy to answer them
Thank you for your purchase