Recommended to aid inflation and decrease rapid air loss known as "burping" which occurs under hard cornering, off-camber riding or similar situations when using rims not intended for use as tubeless.

• Fits the ZTR Flow, Flow 29er; Bontrager Rhythm, Duster rims and 2011 Giant S-XC 29 rims
• Presta valve has removable valve core for sealant installation
• Valve: Presta
• Valve Length (mm): 35
• Valve Core: Removable