FC-R9200 Dura Ace 12 speed outer chainring, 54T-NJ for 54/40T 29er The dropped nose offers support

The dropped nose offers support when the pelvis rotates forward to add power or get more aero

Universal attachment with silicone rubber

capable design

Samsung 21700 cell li-on

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

FC-R9200 Dura Ace 12 speed outer chainring, 54T-NJ for 54/40T 29er The dropped nose offers supportThe 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