General description The 4Pcs Mixer Tap Cartridges are designed as high-quality replacements for bathroom and kitchen faucets. Made from durable brass and ceramic materials, these cartridges ensure long-term use without rusting. They feature a black rubber retaining washer that effectively seals the faucet, preventing leaks and reducing the need for frequent replacements. Technical specifications Material: Brass and ceramic Includes: 4 cartridges Compatibility and accessories Suitable for single or double hot and cold water faucets Red and blue O-rings for easy identification during installation Installation Red O-ring: Turn clockwise to open the faucet, counterclockwise to close Blue O-ring: Opposite operation to the red O-ring Usage Ideal for use in bathrooms and kitchens Designed to prevent leaks and ensure smooth operation Other information Please check the dimensions carefully before purchasing to ensure compatibility with your faucet.