A. Features: - Our quarter turn faucet cartridge is made of brass and ceramic, which is sturdy and durable. - The replacement faucet valve has an easy - to - use black rubber locking washer, which can seal the faucet well to help prevent the faucet from leaking. - It can be used for bathroom, kitchen faucets, etc. It can be used for single or double hot - and - cold faucets. B. Specification: - Color: Blue, Red - Material: Brass, Ceramic - Height: 85mm (Please check picture for detailed size) - Spline Diameter: 7.6mm - Teeth on Spline: 20 teeth - 3/4" BSP thread - Maximum voltage: 3.5 (KpA) - High service temperature: 90 - There is a rubber O - ring at the bottom. C. Note: - Please allow 1 - 3cm error due to manual measurement. - Please check the dimensions carefully before ordering to ensure compatibility with your model. D. Dimensions: - There are 20 gears above the valve core. The outer diameter is 7.6mm, the inside diameter is 4mm, the overall length is 82mm, and it has 3/4" BSP thread and 20 teeth on splines. - The cartridge is made of brass and ceramic, being durable enough to withstand high temperatures and serve for a relatively long time. - This faucet valve features an easy - to - use black rubber locking washer to seal the faucet, help prevent the faucet from leaking, and reduce the need to replace the faucet again, which makes life more convenient. - Red and blue O - rings at the bottom of the spool make it easier to distinguish and install. Cold water uses a blue - bottomed spool, and hot water uses a red - bottomed spool. - Two ceramic faucets can be used for faucets in bathrooms, kitchens, etc. Please check the dimensions in the photo carefully before purchasing to make sure it will fit your faucet.