WTB's TCS Brass Valves are your key to the excellence that is tubeless wheels and tires. A stepped lock nut adds compatibility among various rim drillings, a smooth pump interface makes adding air easy, and a removable core makes setting beads and injecting sealant a cinch.

WTB's TCS Brass Valves are your key to the excellence that is tubeless wheels and tires. A stepped lock nut adds compatibility among various rim drillings, a smooth pump interface makes adding air easy, and a removable core makes setting beads and injecting sealant a cinch.