This Hayward starclear c800/1100 filter lid with knob is a must-have for pool owners who want to keep their pool equipment functioning at its best. Made of durable plastic, this lid and knob set includes everything you need to replace a worn or damaged filter lid. Designed specifically for Hayward filters, this lid and knob set is easy to install and ensures a tight, secure fit. With this replacement part, you can rest assured that your pool will stay clean and clear all season long. Whether you're a seasoned pool owner or just getting started, this Hayward filter lid and knob set is the perfect addition to your pool maintenance toolkit.