Review on Circuit Performance Chrome Bolt-in Flush Mount Valve Stems (Set of 4) - Enhance Your Wheels with Stylish and Secure Upgrades! by John Baker

Sealed metal case, thin-walled, disassembled when installing. 3 out of 4 installed with no problems. 4. Outbreak. The tire dealer had to reinstall the long supports to save the tire. Replacement accepted and likely a different brand after field use. This is a climbing machine that needs some strength.