Stan's NoTubes 44mm Universal Alloy Valve Stem

• The lightweight aluminum valve stems are half the weight of the standard brass valves, weighing only 9g per valve for the 44mm model.
• The secure round base is compatible with most tubeless rims and a perfect fit for all Stan’s BST rims.
• Removable valve core makes adding sealant easy. Fits up to 8mm valve hole.
• Sold as a pair.