The Krowne Metal 21-192L is a comprehensive mounting kit designed for the Royal Series faucets. This kit includes two 90-degree elbows featuring a 1/2" NPT male inlet and a 1/2" NPT female outlet, ensuring a secure and efficient connection. It also comes with two 1/2" NPT supply nipples for easy installation. To enhance the assembly, the kit includes two washers and two locknuts, providing a reliable and leak-free setup. Ideal for both new installations and replacements, this mounting kit is essential for maintaining optimal faucet performance.