Challenge Gravel Grinder Vulcanized Tubeless Ready Gravel Ty - Black 700c X38mm

The only point of contact that a bicycle has with the road is with its tires. So why compromise the feeling of your beautifully assembled expensive bike. ´´Challenge´´ tires can help reduce shock and reduce rolling resistance, which leads to generally more comfortable, faster and longer journeys.Features:- Part of this is achieved by using a certain type of rubber or rubber mixture.- Fortunately, the challenge is to produce where the natural rubber drips from the trees- instead of using artificially produced petroleum-based rubber, which clearly does not have the same properties as natural rubber.Specifications:- Tire size (French): 700x33C- Tire type: Folding tire- Tubeless- Material: Nylon - Inch size = 28x1.30- Etrto size = 38-622