SHIMANO ULTEGRA Di2 ST-R8170 + BR-R8170/Rear 12-Speed
| Description | Shimano Ultegra Di2 ST-R8170 + BR-R8170 Hydraulic Disc Brake - Flat Mount - Set RW Ultegra R8100 – Leave Time Behind When developing the Ultegra R8100 series, Shimano took a holistic and 100 % performance-oriented approach, because great speed mea |
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| Supplier SKU | KR8170DRRDSX170E |
| Speed | 12 Speed |
| Brand Name | SHIMANO |
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