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Surprise! Shimano 105 5800 Moves to 11-Speeds, Updated with Trickle-Down Tech - Cyclocross Magazine - Cyclocross and Gravel News, Races, Bikes, Media
Shimano 105 5800 11-speed Chainring - Black Tooth Count: 50 Chainring Bcd: 110 Shimano Asymmetric : Target
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