Challenge - COPERTONE TUBELESS READY VULCANIZZATO GRAVEL GRINDER RACE Variant:700X38, 120 TPI, Nylon, TLR, BLACK developed in a wind tunnel

developed in a wind tunnel and road-tested by numerous professional cyclists

Compression-printed cuffs with Velcro closure for secure adjustment

BAND MATERIAL Silicone LENS MATERIAL Chemically strengthened glass QUICK RELEASE BANDS Yes (20 mm

- Shock body reduced by 6mm

Challenge - COPERTONE TUBELESS READY VULCANIZZATO GRAVEL GRINDER RACE Variant:700X38, 120 TPI, Nylon, TLR, BLACK developed in a wind tunnelThis tire combines a fast rolling diamond center with aggressive knobs on the shoulders that engage only when the terrain becomes soft, muddy, or a bit rough. Use: Gravel, sand, rocky Diamond center tread for faster rolling and aggressive knobs on the shoulders that grip soft, muddy, or slightly rough terrain. Inflation pressure: 2 3. 5 bar Casing: Superlight Nylon Inner tube: TLR Puncture protection: Weight: 390 g (700x38), 450 g (700x42) Use: Gravel