4 pieces 1.2GPM16.5mm faucet bubbler replacement parts for sink faucet restrictor, kitchen cache bubbler bathroom sink bubbler with key removal wrench tool, built-in three-layer filter, which can filter impurities well and ensure water hygiene and safety. Sink bubbler is suitable for kitchen and bathroom.Material: ABS plasticSpecial Note: Universal replacement parts, please measure the size of the faucet before buying this bubbler!