Air-Liner Light Tubeless Insert Options:Air-Liner Light Tubeless Insert - Gravel, 700 x 42-50 The Stumpjumper Comp Alloy rocks

The Stumpjumper Comp Alloy rocks on

and lightweight of a flex stay design in the advanced alloy

knowing your bike stays cleaner for longer

The embossment creates the unique Supacaz look and wicks away moisture which maximizes grip

and 40% Acrylic

Air-Liner Light Tubeless Insert Options:Air-Liner Light Tubeless Insert - Gravel, 700 x 42-50 The Stumpjumper Comp Alloy rocksThe Air Liner Light is an ultra fast and light weight tire insert intended for the performance rider or anyone looking to improve the reliability and performance attributes of their ride. 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