700c, 27-Inch & 650c

For the roads less traveled A fast-rolling gravel tire that offers consistent traction. The GR1 Comp gravel tire's lightly-treaded design makes for a fast-rolling tire that still offers consistent traction on rougher, gravel-covered roads and paths. - Excels in fast and firm conditions - Fast-rolling and predictable cornering - 60 TPI - Wire bead - Clincher