Hardware for Faucets: GF-001 GF-002 GF-010 GF-011 GF-057 NBF-084 (001AH-2 are the parts if bought before 7/2020) NBF-084 (parts after 7/2020) Constructed from solid brass for durability and reliability Limited lifetime warranty Product Description: Replacing corroded or outdated faucet assembly parts isn't as difficult as you might think. You can tackle the project with a wrench and a few other common tools. It should usually take no more than 30