Crafted for effortless integration with the sleek profile of a road bike,the Shimano Ultegra BR-R8070 brake system offers superior heat dispersion. Elevating rider control in diverse weather conditions, the flat mount design ensures a seamless fit. Experience the next level of precision with hydraulic technology, while the innovative construction enhances heat management beyond the capabilities of currentIce Technologies Freezasystems. The result is a seamlessly integrated, aerodynamically refined braking solution for road cyclists seeking optimal performance.