MUC-Off Big Bore Lite Tubeless Valves

Introducing our latest innovation in tubeless valve technology: The Big Bore Valve range. Engineered with precision and designed to deliver maximum inflation simply and efficiently, this patent-pending valve sets a new standard and is the benchmark in high air flow tubeless tyre systems with a revolutionary ‘Straight through’ internal design for maximum airflow fire power.

Eurobike 2025 Award Winner! Our Big Bore Tubeless Valves were recognised for their game-changing design – built to stay clog-free and make sealant top-ups quick, clean, and easy

Big Bore. No Core

Experience maximum airflow and simplified set up & servicing with our innovative coreless valve design with integrated stainless-steel lever-operated ball valve system

Unrestricted Airflow

The straight-through design delivers up to 254% greater airflow than Presta valves – Supercharging tubeless set ups and getting you back to the action fast.

Dial In Pressures On The Fly

The integrated lever opens and closes the valve for micro-adjustments to pressures whilst you’re riding, so you can adapt to changes in the terrain or conditions.

It's Super Tough!

Precision CNC machined from 7075 aircraft grade aluminium.

Universal compatibility

Featuring a universal valve head that’s compatible with most screw on and push fit pumps, as well as a 4-way tyre insert air flow base that’s compatible with most tubeless inserts.