Shimano Dura-Ace BR-R9170 Flat Mount Disc Brake Caliper Advance The ENVE Water Bottle Cage

The ENVE Water Bottle Cage is light

Reduces stress on knees

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

Cross Cable Path aligns the brake cable over the center of the brake

The double wheel sizing standards (112 and 145 millimetres) enable reducing the weight through greater use of carbon fibre

Shimano Dura-Ace BR-R9170 Flat Mount Disc Brake Caliper Advance The ENVE Water Bottle CageThe 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