Ultralight construction minimizes rotational mass and adds minimal weight to the bike
Progressive inflation system expands when punctured to prevent rim strikes and snake bites
Reinforces sidewall and tread for improved stability and snappy reactivity on rough terrain
Maintains a fluid contact patch for punchy, efficient pedaling
Compatible with tubeless setups for enhanced puncture resistance
Summarized by Shop
The Air-Liner Light provides all the pinch-flat resistance and tire performance boost of the Air-Liner MTB, but at a fraction of the weight – it weighs even less than the sealant you need to mount the tire. The ultralight construction also limits rotational mass above the bead, and it reinforces the sidewall while letting the tread ride o
Tire Size
29x2.1-2.4 inches
Rim Width Compatibility
25-30 mm
Weight
55 g (per liner)
Valve Length
40 mm
Color
Green, Black
Pattern
Solid
Summarized by Shop
5.0
18 ratings
5
4
3
2
1
The best insert
It weighs next to nothing, protects your expensive wheels, and let's you run lower pressure. Why wouldn't you put these in your tires?
W
Will · July 13, 2026
Confidence
Paired with the Mezcal, running appropriate tire pressures now with confidence that the tire will hold up during Junior XC racing.
R
Robert · June 21, 2026
Love these things
Adds piece of mind and ive yet to have a flat since using them. We have them on the rear wheel for all the mtn bikes in our family.