The Krowne Metal 21-363L is a comprehensive metering valve repair kit designed for the Royal Series faucets. This kit is compatible with both hot and cold water applications and includes essential components such as a valve, push cap, and color indicators for easy identification of hot and cold settings. Additionally, it comes with installation tools to facilitate a straightforward repair process. Ideal for maintaining the functionality of your faucet, this kit ensures reliable performance and durability.