2025 Upgraded Tubeless Presta Valve Stem: The Bike Presta Stem is superior seal, come with O-ring, lock nuts, and removable valve tool caps, Easily tighten or remove valve cores on bicycles. The soft rubber base can easily form an airtight seal on the valve hole, ensuring that the nut can be tightened and protecting the rim
2 in 1 Design Bike Tire Caps: These Presta Valve Stem Covers are made of high quality aluminum alloy. It not only protects your valve core, but also serves as a convenient tool for removing valve cores
Package Includes: 2 x Presta tubeless stems, 2 x Presta valve core, 2 x bicycle valve adapters, 2 x Multi functional stem valve stem caps, 2 x aluminium valve stem caps, 4 x rims protection sticker
Durable Material: Made of lightweight anodized aluminum, also our product has been specially designed to prevent leaks. From now on, no more worry about the tubeless leak problem
Universal Design: The tubeless presta air valve stem are suitable for most rims of mountain bikes and road bikes, and also fit for most other Presta tubeless rims and wheels