The original and still a superior tubeless valve stem for most rims and a perfect fit for all Stan's BST rim models. Weighs only 16g. 18g and 21g per valve respectively for the 35mm. 44mm and 55mm models. Secure round base is compatible with most tubeless rims. Durable brass construction. Removable valve core makes adding sealant easy.

Features:

• Material: Brass
• Removeable Valve core
• Fits up to 8mm valve hole
• Sold as a pair
• Rim Depth Less than 20mm