VITTORIA Air-Liner Tubeless Insert - MTB, Medium, 2.25-2.50" recumbant The Flow models come without

The Flow models come without hard shells and are therefore light

Injection Molded Copolymer Interface

VT - all years

Reflective markings for improved low light visibility and tail light hanger

GENERATION EF500-4

VITTORIA Air-Liner Tubeless Insert - MTB, Medium, 2.25-2.50" recumbant The Flow models come withoutThe Air Liner is a high quality polymer insert, which replaces a portion of the air volume in the tire. This trait, combined with the shape, provides a tunable system that enhances your ride performances. The Air Liner destroys the traditional compromise of stability vs. grip, and allows your tires to remain stable, grippy, and controlled, even at low pressures. The Air Liner is designed using a round cross section, with channels on the top and