Challenge Gravel Grinder Handmade Tubeless Ready Gravel Tyre - 700c

Make your mark on the gravel scene with the Gravel Grinder. This tyre combines a fast rolling diamond centre with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy.

For a perfect tubeless setup use Challenge Smart Sealant!

Specification

• TPI: 260.
• Recommended Pressure:
• 33mm 35-60psi.
• 36mm 30-50psi.
• Puncture Protection: PPSGANZO + PPS2.
• Rubber Compound: SMARTPLUS.
• Construction: Handmade.
• Series: PRO.
• Size: 700c.
• Width: 33, 36 and 40mm.
• Casing: SuperPoly - CORAZZAARMOR.
• Bead: Tubeless Folding.