This kit contains one each of the rubber and plastic washers and O-rings that go into a faucet. Also includes a brass knob lever, Faucet Cleaning brush, and a spanner wrench for tightening your faucet onto the shank or tower without stripping. Detailed diagram included for easy reference. 7 pieces total. In stock and ready to ship. Features: Replacement parts fit most North American standard faucets. Spanner wrench and Faucet brush is included. Not compatible with Per lick Perl faucets. Includes: Friction washer Ball washer Faucet lever (brass) Spanner wrench Body gasket Valve shaft seat. (Please see diagram).