Blue Bicycles Prosecco EX gravel bike is said to fit 43c slicks, or slightly narrower knobby tires, but comes with 28c Hutchinson Nitro tires. Press Camp 2016. © Cyclocross Magazine

Blue Bicycles Prosecco EX gravel bike is said to fit 43c slicks, or slightly narrower knobby tires, but comes with 28c Hutchinson Nitro tires. Press Camp 2016. © Cyclocross Magazineundefined