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Despite the prominent mud shelf near the bottom bracket, the GT Grade Carbon Tiagra gravel bike seemingly offers generous tire clearance and now comes with 32c tires instead of 2016's 28c rubber. Press Camp 2016. © Cyclocross Magazine

Despite the prominent mud shelf near the bottom bracket, the GT Grade Carbon Tiagra gravel bike seemingly offers generous tire clearance and now comes with 32c tires instead of 2016’s 28c rubber. Press Camp 2016. © Cyclocross Magazineundefined