First of all, I'm not a fan of faucets with separate hot and cold knobs. Secondly, the plastic bathroom faucet made a squealing noise every time you turned it on. This is the old faucet:
I replaced it with THIS ONE
It is a metal faucet that was made a lot better than the old one. Plus, it was made for RVs, so it was simple to unscrew the old connections and pop them onto the new ones.