This part broke approximately one year after installing bathtub, I was in denial for about another year where I would on twist it to let the water out, I finally got around to fixing it it was $12. Put on this link below to where I purchased it on Amazon, and hopefully I will make some money off of you!
Buy it here: https://amzn.to/3VIUy5U
part # 1068204
Cartridge assembly