Aluminum

Shimano Ultegra Di2 ST-R8170 / BR-R8170 Hydraulic Disc Brake-Flat Mount Shimano Ultegra Di2 ST-R8170 BR-R8170 brake Shimano Ultegra shift/brake set consisting of the electronic ST-R8170 STI lever for lightning-fast shifting and the hydraulic BR-R8170 disc brake caliper for superbly controllable and quiet braking. Trouble-free maintenance is provided by the proven One Way Bleeding concept and the Easy Hose Joint System which simplifies brake hose exchanges.Shimano Ultegra BR-R8170 disc brake caliperAll around improved, the Shimano Ultegra BR-R8170 caliper offers optimised dosing, quieter braking performance and extremely simplified maintenance.While a faster-gripping initial braking force always gives the feeling of full control, the 10 % increase in brake pad spacing allows for a significant reduction in noise during braking, despite a flatter overall construction. In addition, when the RT-MT900 brake disc rotor (sold separately) is used, its deformation-resistant design, even with increasing heat, helps to create an extremely quiet and smooth braking systemUsage BikeSport: Road BikeGroup: Shimano DI2 ElectronicHose Length: Front 1000MM / Rear 1700MMBrake Pad: Resin Ice-Tech FinBrake Actuation: HydraulicBrake Lever Version: Drop BarBrake Fluid: Mineral Oil Shimano Ultegra Di2 ST-R8170 STI brake/shift lever The ST-R8170 STI levers are not only characterised by their optimised ergonomics and even more precise dosing of the hydraulic disc brakes, but also impress above all with lightning-fast shifting processes, which are achieved not least through the Wireless functionality.The wireless connection also offers another advantage: without electric cables, installation is easier and the cockpit appears tidier. Nevertheless, the shift/brake levers still offer a cable connection (EW-SD300) for the use of additional shifters in the drops or the top of the handlebar. For numerous customisation and configuration options, compatibility with the improved E-Tube Project app, which, like previous versions, allows you to adjust shift modes (Synchro-/Semi-Synchro-Shift, Multi-Shift), shift speed and button assignment on the fly.Usage BikeSport: Road BikeGroup: Shimano DI2 ElectronicShifting System: 12-SpeedShifter Lever: Shift Brake Lever Set Shifting Actuation: ElectronicBrake Actuation: HydraulicBrake Lever Version: Drop BarBrake Fluid: Mineral Oil Payment1. We accept PayPal only.2. An UPI (Unpaid Item Report) will automatically be opened by eBay if the Payment is not received within 3 days after the the action ends.3. If you place the order by mistake or change mind to cancel the order, please contact us for confirmation within 48 hours after the auction.Delivery1. We only ship to the confirmed address provided by PayPal. Before you pay, please make sure your address in PayPal matches your shipping address.2. The item is shipped by EMS International Registered Express Delivery within 3 working days of receiving cleared payment. It can take 5 to 10 working days to arrive at the address of the buyer, and the tracking NO is also available. 3. As international delivery is highly depended on the Courier Company, local customs or duties, if you do not receive the item on time, please contact us immediately for further assistance.4. If you have any suggestion or requirement about the shipping of the item to be bought or bought, please feel free to email us and we can do the best to help you to save the cost.Return PolicyWe promise all products are in brand new condition. Any shortages should be informed within 3 days. Please do not leave negative feedback before giving us an opportunity to resolve the problem for you. The customer is responsible for the safe return of the item in the original packaging and will bear the cost of ALL carriage charges involved. A 15% charge will be deducted from the sale price to cover the administration and relisting charges.WarrantyWe do 5 years warranty for frame, 1 year for parts expect tyres, tubes, brake pads and chain, and do not cover damage due to abuse, accident or neglect. Please contact to us if you have question.SupplementaryPlease note that the color of the pictures may be different from the actual item due to monitor setting, please read the Production Description and check the photos carefully, and please ask before buying if there is a question with you. Contact UsIf you have any problem with your purchase, please feel free to contact to us by Email, skpye or mobile phone