
Inner and outer oval chainrings are optimized with smooth shifting in mind
Features smooth angled surfaces, (6) up-shifting ramps (outer ring), and (12) down-shifting points (outer ring)
Oval rings help the rider spin smoother and generate more power
Example: 32t is equivalent to 30t at dead spot and 34t at the power zone
Works with 2x chainring systems and does not require any modification to the front derailleur for use
Compatibility: Shimano Dura-Ace 9100 and Ultegra 8000 but will also fit DA9000/Ultegra 6800
Designed in the UK, manufactured in Poland
Speed: 2x9/10/11sp.
2x 9100/8000.
Pickup: $0.00 (2 - 1 Working Days)
Delivery: $5.00 (1 - 3 Working Days)
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