https://www.acehardware.com/departments/plumbing/faucet-and-faucet-repair/faucet-parts/4293221
Ace Faucet Shank Extender For Universal 1/2 in. Plastic Mfr# A0089477 - Ace Hardware
These Faucet Shank Extenders are designed to extend faucet shanks through thick counter tops so they can be connected to the water supply line. They are made...