FC-R9200 Dura Ace 12 speed outer chainring, 54T-NJ for 54/40T 29er Waistband features internal silicon gripper

Waistband features internal silicon gripper to keep the jersey always in position while you pedal

Universal attachment with silicone rubber

built with a breathable upper and moderately stiff nylon outsole that combines comfort and pedalling efficiency

such as potholes or tram rails

You want a high-value hybrid bike with quality parts

FC-R9200 Dura Ace 12 speed outer chainring, 54T-NJ for 54/40T 29er Waistband features internal silicon gripperThe Shimano Dura Ace FC R9200 12 speed chainrings are the perfect replacement for worn or damaged chainrings HOLLOWGLIDE hollow outer chainring technology, giving vast improvements in rigidity and increased weight savings, whilst also removing outer chainring flex, hugely improving shift performance making it precise even under high load The teeth have been developed to work only in conjunction with 12 speed chains for improved contact providing more