Challenge Grifo XS 700x32c White/Black Tubular

The Challenge Grifo XS clincher was created to give clincher users the same benefits of a light and fast racing tubular cyclocross tire.

Features:

- All Challenge tires are completely hand-made

260tpi reinforced polyester casing for excellent moisture resistance and durability

Anti-puncture strip included in tire casing

Tread is hand-glued onto an inflated tire body; this process yields a neutral state for the tread when the tire is in use and eliminate tread deformities at full-inflation

Features seamless latex inner-tube

Recommended pressure range: 30-90psi