The rubber augers were failing on our families automatic cat feeders. Something in the cat food must have begun breaking down the black rubber. This is a TPU replacement for that part. The cat feeder it is for is linked below.

https://www.amazon.com/Automatic-Dispenser-Programmable-Portion-Distribution/dp/B077GW2QZN/

I have also included a STEP file and the native Solidworks 2018 model.