The Shimano Dura-Ace 9000 11-Speed Outer Chainring. Original Shimano parts guarantees that all components work perfectly for optimum performance and maximum safety and longevity. Type : Double Speed : 11-speed Teeth 34/50
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I was waiting for this chainrings for a long time, but I am very satisfied with Shimano Dura-Ace 9000 11-Speed Outer Chainring Teeth 34/50!
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