Shimano Dura-Ace BR-R9170 Flat Mount Disc Brake Caliper Advance Impact absorbing clamps in the

Impact absorbing clamps in the seatpost will spread and flex on impact to protect seat

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Bolts made out of aluminium

The formula comprises 100% natural constituents including the flagship

Shimano Dura-Ace BR-R9170 Flat Mount Disc Brake Caliper Advance Impact absorbing clamps in theThe Dura Ace R9100 series of flat mount disc brakes bring powerfully integrated brake performance to the highest rungs of road cycling. The Shimano Dura Ace BR R9170 Flat Mount Disc Brake Caliper is lightweight while offering better control and confidence in race conditions. Specifications Optimally balanced hydraulic brake system for racing Easy and clean bleeding system One piece alloy body design Integrated low profile caliper design Light weight