Continental Conti-Tube Tour 28 Inner Tube for Gravel Bike 700c (28-37) Valve:Presta 42mm 6 g (light unit and

6 g (light unit and battery) Light source： [HL-EL135] Φ5mm white LED X3

Turn the knob 90 degrees clockwise to the designated position3

Based on activated silica compounds

Medium size

slack geometry provides a stable and confidence-inspiring ride no matter what the terrain

Continental Conti-Tube Tour 28 Inner Tube for Gravel Bike 700c (28-37) Valve:Presta 42mm 6 g (light unit andConti Tube The new ContiTube bicycle tube program makes it easier for you to find the ideal tube for your cycling demands. The user friendly tube system is suitable for any size, length, design, type of valve and perfect for any tire dimension and riding occasion. Varying tube types can affect your tires handling characteristics: the Standard tube, available in all dimensions is the best choice for everyday cycling whilst Light & Supersonic varieties