The 1" Neck Jet Valve Handle Black is a durable replacement handle designed to control the on/off function of the neck jet in your Marquis spa. With its sleek black color and 1” diameter, this handle provides a comfortable and easy way to manage the water flow to your neck jets. It is compatible with Marquis spas from 2015 to 2018, making it an ideal replacement for worn or damaged valve handles. Enhance your spa experience with a simple and effective solution to control your neck jet's functionality.