Danco 10-Piece Cartridge Repair Kit for Moen Single Handle Faucets is designed to restore and fix leaky faucets with ease. This kit is for single-handle faucets and includes all the necessary parts to repair one Moen cartridge, ensuring a better seal by replacing worn O-rings and preventing water from leaking through. Inside the kit, you will find cartridge clips, a cartridge washer set, various sizes of O-rings, and a cartridge installation tool, making it a comprehensive solution for faucet maintenance and repair. Model Number: 89018