"The Challenge Gravel Grinder is the best all-round tire in the Challenge Gravel range. This bicycle tire offers a perfect balance between traction, bends and brakes, so that you can roll smoothly at higher speeds. The tire is designed to add stability and control , even on soft or wet surfaces. Product specifications: - Article number: 01941 - EAN: 8855627019414 - Brands: Challenge - Model: Gravel Grinder - Material: Nylon - Bicycle type: Gravel bike - Maximum pressure (PSI): 60 - Maximum pressure (bar): 4 - Tire size (inch):::::::::::::::: 28 - Tire type: Folding band - TPI: 120 - Segment: Gravel - Tire size (French): 700x42C - Bandwidth: 42 - Inner or outer tape: tire - Color: Black