The Krowne Metal 21-190L Wall Faucet Mounting Kit includes essential components for secure and efficient faucet installation. This kit features two 1/2" NPS nipples and two 1/2" NPT x 1/2" threaded ells, ensuring compatibility with standard plumbing systems. It also comes with two washers and two locknuts for a reliable, leak-free connection. Designed to meet low lead compliance standards, this mounting kit is ideal for both commercial and residential applications, providing durability and peace of mind.