CN-9100 XTR/Dura-Ace 12 Spd. Red UV + Abrasion-Resistant Waterproof Nylon

UV + Abrasion-Resistant Waterproof Nylon Top

Rim height: 18 mm

Highly sweat absorbent

so you get more comfort and less pain

CN-9100 XTR/Dura-Ace 12 Spd. Red UV + Abrasion-Resistant Waterproof NylonThe Shimano CN M9100 features an extended inner link plate that connects seamlessly with chainring teeth for highly efficient drivetrain performance. Its design offers a reduction in natural vibrations normally caused by the inner and outer chain plates rolling onto the chainring. It provides better chain engagement, stronger retention, and smoother pedaling. Enhancements to shifting performance Easy connect Non reusable Smoother driving even over