Presta Valve Core Set for Tubeless Road & MTB Bikes | 2/6/12 Pack

Presta Valve Core Replacement Kit for Tubeless Road & MTB Bikes

Keep your tubeless tires sealed and rolling smoothly with this precision-machined Presta valve core replacement set. Available in 2, 6, or 12-piece packs, this kit is the perfect workshop essential for road cyclists and mountain bikers who run tubeless setups. Made in Mainland China.

Why Cyclists Love This Valve Core Kit

• CNC-Machined Precision: Each valve core is accurately machined for a consistent, secure fit in Presta-style valves with removable cores.
• Quality Brass & Alloy Construction: Made primarily from brass with alloy components and a chrome-plated silver finish for durability and corrosion resistance.
• Grid-Textured Head Casing: The knurled grip surface ensures stable performance and easy hand-tightening — no slipping during installation or removal.
• Tool-Compatible: Compatible with optional valve core removal tools for quick, hassle-free service on the road or in the workshop.
• Lightweight: Each core weighs only approx. 1.54 grams, so you won't add any meaningful weight to your setup.
• Multi-Pack Options: Choose from 2, 6, or 12 pieces to stock up for a single bike, a full fleet, or a bike shop toolkit.

Product Specifications

• Material: Primarily Brass & Alloy
• Finish: Chrome-plated (Silver)
• Dimensions: Approx. 26 × 4.5 mm
• Net Weight: Approx. 1.54 g / piece
• Compatibility: Presta valves with removable cores (tubeless road bike and MTB)
• Country of Origin: Made in Mainland China

What's in the Package

Your chosen quantity (2, 6, or 12 pieces) of Presta-style French valve cores. Optional tool for easy valve core service is available separately.

Note: Dimensions may vary by ±1–2 mm due to manual measurement. Slight color variations may occur due to differences in lighting and monitor settings.

Shop More Cycling Essentials

Looking for more gear to keep your ride in top shape? Check out our "1% Better Every Day" Motivational Canvas Wall Art Print to keep the cycling spirit alive at home, or browse our other cycling accessories.

For more information on bicycle tire safety and maintenance standards, visit the U.S. Consumer Product Safety Commission – Bicycle Safety.

Learn more: Inner tube

Frequently Asked Questions

Q: What type of valve stem is this Presta valve core compatible with?

A: This valve core is designed specifically for Presta-style valves with removable cores, commonly found on tubeless road bikes and tubeless MTB (mountain bike) setups. It is not compatible with Schrader (car-style) valves.

Q: Do I need a special tool to install or remove these valve cores?

A: The grid-textured head casing allows for hand-tightening in most cases. However, for more precise torque and easier service, a dedicated valve core removal tool is recommended and can be purchased separately.

Q: How many valve cores should I buy for one bike?

A: A standard bicycle has two wheels, so a pack of 2 is sufficient for a single replacement. The 6 or 12-piece packs are great for stocking spare cores, equipping multiple bikes, or workshop/shop use.

Q: Are these valve cores suitable for tubeless tire setups?

A: Yes! These Presta valve cores are specifically designed for use with tubeless tire systems on both road bikes and mountain bikes, ensuring a reliable airtight seal when properly installed.