Stans-No Tubes 35mm Presta Universal Valve Stem (Carded Pair for Mountain) Fits Stan's NOTUBES ZTR rims &wheels Fits Sun-Ringle wheels featuring NOTUBES BST Fits WTB TCS rims & wheels Fits UST wheels including Crank Brothers, Fulcrum, Mavic, Shimano Fits Bontrager Tubeless Ready rims & wheels with Bontrager's Tubeless Ready rimstrip