These are Shimano's Ultegra BR-R8000 which have features of the the Dura-Ace 9100 series at an affordable price. The balanced rigidity, weight and stopping power. The design profile is aero, and a stabilizer between axles reduce pad wear and improve efficiency. These reliable and efficient brakes will serve as a smooth, reliable, and responsive component to your bike.
Features:
- Narrower gap between arms
- More predictablle linear braking curve
- Stabilizer between axles
- R55C4 Pads included
Specifications:
Compatability: Wider 28C tire size
Weight: 360g (182g Front, 178g Rear)