Vittoria has taken the popular Mezcal cross-country mountain bike tyre, reduced its width and labelled it a gravel tyre. While there might be some crossover between the disciplines, is the tyre pattern still effective for gravel riding? Schwalbe G-One R tyre review Hutchinson Tundra Hardskin gravel tyre review WTB Resolute TCS Light SG2 tyre review The Mezcal mountain bike