Cinturato SmarTube 650B x 40 55c 60mm Presta Valve Bicycle Tire - Durable Tubeless Ready Gravel & Commuter Bike Tires for All-Terrain Riding

Cinturato SmarTUBE is the cycling inner tube designed for gravel, adventure and endurance. The tube provides all the benefits of the innovative TPU (Thermoplastic Polyurethane) and thanks to a specific formulation delivers the best performances for those who are looking for superior puncture resistance with low weight and compact size.

• Polyurethane tube
• Twice as strong as a regular butyl tube
• Super lightweight
• Very compact
• Wheel Diameter: 650B
• Tube Width: 40-55C
• Valve Length: 60 mm
• Valve: Presta
• Tube Weight: 45 g
• Shaft Type: Threaded