Vittoria Air Liner Light Gravel Tire Insert Size:700c x 37-40 The result is a cassette

The result is a cassette that shifts crisply

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Self-healing properties mean minor surface marks disappear on their own

Vittoria Air Liner Light Gravel Tire Insert Size:700c x 37-40 The result is a cassetteWhat is the Vittoria Air Liner Light Gravel built for? The Vittoria Air Liner Light Gravel is engineered as the lightest gravel oriented tire insert in the Vittoria lineup, designed for racers and gran fondo riders who want serious puncture and rim protection without the weight penalty of traditional foam inserts. The proprietary green foam loop runs flat capable, lets you drop tire pressure for better grip and compliance, and protects the rim from