The best all-around cyclocross tire ever created excels in wet or dry, soft packed, rocky and root-infested courses, grass, and more. The Grifo features fast rolling knobs and a center section that offers excellent pedalling and braking traction.

Challenge H-TLR tires meet the new ETRTO and ISO standard and are hookless compatible.

Designed to be complaint with UCI rules with most rims having an internal rim width up to 23mm.

Handmade TLR are best combined with the Challenge’s SMART Tubeless SEALANT, which protects the natural properties of its components for a longer lasting performing tire, while further enhancing puncture protection and air tightness.