Challenge Gravel Grinder Race, Tire, 700x38C, Folding, Clincher, Vulcanized, Nylon, 120TPI, Black

Gravel Grinder Race Clincher

• Make your mark on the gravel scene with the Gravel Grinder
• This tire combines a fast rolling diamond center with aggressive shoulder knobs that only hook-up when the terrain gets soft, muddy, or a bit sketchy
• This clincher with 120TPI nylon casing provides both performance and durability.
• Includes PPS, a Puncture Protection System placed between the tread and casing to increase resistance to punctures.