Delta Scroll Saw Replacement Foot for Back

I have an old delta scroll that saw that some of the rubber feet were missing. In my first attempt, I made an exact replica except I added a fillet in the center so there was no need for bridging. It printed great and worked, but it was very difficult to insert because the TPU was a little stiffer than the original rubber. On the second design included here I sightly reduced the circumference of the top to make inserting it a little easier. It is still a very firm fit.

I used the following TPU:

https://www.amazon.com/gp/product/B074DV9JMX?ie=UTF8&th=1&linkCode=sl1&tag=sugoi08-20&linkId=0b126c6d321b8a31ff2c11b9913c084e&language=en_US&ref_=as_li_ss_tl