The BrassCraft B1-12AF Faucet Connector is a 12-inch long connector designed for connecting a 1/2" FIP faucet to a 3/8" compression valve. Made with a polymer braided material, this braided style connector ensures durability and flexibility for easy installation. The BrassCraft brand is known for quality plumbing products, making this faucet connector a reliable choice for your home plumbing needs.