The open corsa sr 700c foldable road tyre from vittoria is the clincher version of the corsa sr tyre it is a handmade open tubular that offers a wider section designed for riders who push the limits the casing is similar casing to the corsa cx but with a rougher pattern for even more grip versatility and sustainability even in the most challenging parcours the 320tpi corespun casing teamed with the isogrip compound makes it suitable for the most extreme conditions vittoria clinchers have