1, advanced convenience: Brass 1-001 and Brass 1-002 ceramic cartridge set contains an allen switch and 6 screws for easy and smooth use. 2. Multi -versatile compatibility: It works with ceramic cold/hot cartridges from various faucet models (eg rice 365 and 850c). .3. and resistant: This cold/hot ceramic cartridge pair, which is made of high quality rice material, is stainless, abrasion resistant and resistant to cracking, providing long -lasting performance. .4. Sealing and temperature resistant: cold/hot ceramic cartridges designed with a sealing structure effectively prevent water leakage, providing a reliable and consistent experience even at high temperatures. .5. Excellent Customer Support: We are determined to provide extraordinary after -s . If you encounter any problems with the Brass 1-001 and Brass 1-002 ceramic cartridge set, please us for help, we will be happy to help you solve any problem.