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![Shimano Dura-Ace RD-R9250 Di2 12-Speed Rear Derailleur [IRDR9250F] at TriSports](https://static.trisports.com/productimages/images450/shppo1-6.jpg "Shimano Dura-Ace RD-R9250 Di2 12-Speed Rear Derailleur [IRDR9250F] at TriSports")
Shimano Dura-Ace RD-R9250 Di2 12-Speed Rear Derailleur [IRDR9250F] at TriSports
Shimano brings the new Dura-Ace to market | Cyclingnews
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Shimano Dura-Ace Di2 12速公路車後變速器#RD-R9250
