Side hole design enables side-entry inflation for faster bead seating and reduces pump time when setting up tubeless tires. Reliable air-tightness maintains a steady seal to keep bicycle tires properly inflated, contributing to safer, more predictable rides. User-friendly installation and replacement designed for quick setup and easy swap, ideal for tubeless tire systems. High-strength aluminum construction combines lightweight and durability, providing long-term reliability. Specifications and compatibility - Color: red - Material: aluminum alloy - Type: Presta (French) tubeless valve set - Length: 40 mm - Applications: tubeless tire systems on bicycles - Includes: red valve caps and valve adapters Use scenarios - Upgrading a tubeless-ready wheelset on a road or mountain bike: install these valves to enable a tubeless setup with reliable airtightness and easy inflation. - Replacing worn or leaky tubeless valves on existing tubeless tires: swap in these stems to restore secure inflation and performance. - Routine maintenance and customization: use with adapters and caps to refresh valve components during wheelset maintenance or color-matching projects. This valve set stays consistent with Presta/tubeless configurations and delivers straightforward installation, durable materials, and dependable performance for ongoing tubeless use.