The Stans NoTubes Universal 35mm Mountain Valve Stem is compatible with BST models as well as various tubeless models.
The removable valve core makes adding sealant easy. Fits up to 8mm valve hole. Sold as a pair.
Compatible with:
Stan's NOTUBES ZTR Rims and wheels
Sun-Ringle wheels featuring NOTUBES BST Technology
WTB TCS rims and wheels
UST wheels including Crank Brothers, Fulcrum, Mavic and Shimano
Bontrager Tubeless Ready rims and wheels with Bontrager's Tubeless Ready rimstrip