VITTORIA ULTRA LIGHT SPEED 700x25/30C PRESTA TUBE Valve Length:40mm Weight: 94g

Weight: 94g

along with distinctive graphics

Shifters: Shimano CUES U6000 w/optical gear display

700 x 34c: 370g

VITTORIA ULTRA LIGHT SPEED 700x25/30C PRESTA TUBE Valve Length:40mm Weight: 94gUltra Light Speed inner tubes are made for pure speed. Designed to offer the lowest rolling resistance possible, Ultra Light Speed are the fastest and lightest tubes ever developed by Vittoria. They are 70% lighter and 14% faster than standard butyl tubes. They are made of thermoplastic polyurethane (TPU), which offers lower rolling resistance and lightweight compared to standard butyl inner tubes. By using Ultra Light Speed tubes in both tires, you