Challenge Criterium RS Tubeless Tire Black/Black Size:700 x 27c but is not dirty

but is not dirty

and weight

Visibility Features: Side reflective accents

or a local crit

The Shimano Tourney drivetrain ensures precise and reliable shifting

Challenge Criterium RS Tubeless Tire Black/Black Size:700 x 27c but is not dirtyULTIMATE PERFORMANCE. The Criterium RS has the perfect mix of speed, grip and durability with at the same time providing refined control and shock absorption capabilities thanks to its handmade construction. The Criterium RS comes in a 350tpi Corespun Cotton casing in Tubeless Ready that optimize weight, comfort and, with the new SMARTPRIME compound, it becomes one of the lowest rolling resistance tires in the market.