Challenge grinder 260 tpi clincher gravel tyre blacktan 700c x 36mm
Challenge grinder 260 tpi clincher gravel tyre blacktan 700c x 36mm
Features use all around gravel size 700 tire width 36mm tpi 260 bead aramid casing nylon flat protection double pps bar 3 55 psi 45 80 color blackblack or blacktan
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