Product name:tubeless valve stemsProduct size about :40,44,60mmProduct color: As shown in the figureProduct material:stainless steelsproduct features:-ULTRA LIGHTWEIGHT AND RUST RESISTANT: Our tubeless pre-moulded valves are made of stainless steel, which is not only lightweight but also rust resistant.-EXCELLENT SEALING: Comes with removable cap, o-ring and locknut. The large soft rubber base easily creates an airtight seal over valve bores up to 8mm in diameter, ensuring that the nut can be tightened to protect the rim.-REMOVABLE VALVE CORE: The valve core is a removable cap, our valves come standard with a one-piece valve core removable cap and two other caps as spares to help you remove the valve core and easily fill it with sealant.-UNIVERSAL DESIGN: Fits most mountain bike and road bike rims. Available in 12 different colours so you can match them to your liking. Package Includes French Valves (2 pack), Valve Cores Remover (2 pack).-AFTER-SALES SUPPORT: If you have any questions or concerns about our products, please feel free to contact us. We will be happy to serve you and ensure your satisfaction.Precautions:1. As we all know , the different computers display colors differently, the color of the actual item may vary slightly from the following images.2. If you feel difficult to choose the size, you can contact us at any time. We will give you some suggestions, but for your reference only.Package Included:1set tubeless valve stems