VITTORIA Air-Liner Tubeless Insert - Gravel, One-Size, 31-40mm giant Human Factor interlocking column

Human Factor interlocking column

hand pump size

Giant delivers the benefits of tubeless tire technology to riders of all types

Cassette Cogs: 11-13-15-18-21-24-28-32-37-42

RAPIDFIRE PLUS SLX shift lever delivers smooth control out on the trail

VITTORIA Air-Liner Tubeless Insert - Gravel, One-Size, 31-40mm giant Human Factor interlocking columnAir Liner GRAVEL is an insert for tubeless ready gravel tires. Re usable and very easy to install as easy as mounting an inner tube on your tire Air Liner GRAVEL it is compatible with tubeless ready tires only and with 3 way valves (in the packaging, 5 way valves are provided for ultimate airflow). The insert can be used with sealant preferably without ammonia