Shimano Ultegra BR-R8070 Front Flat Mount Brake Caliper Wheel Brand_Princeton Carbonworks improved air retention and overall

improved air retention and overall greater flexibility

Variable radius drop for multiple hand positions and deeper movement into the drop

where the fusion of cutting-edge technology and the desire to transcend boundaries propel us into a future that's Meant to Move

Delivers extremely high performance levels and durability over time

Shimano Ultegra BR-R8070 Front Flat Mount Brake Caliper Wheel Brand_Princeton Carbonworks improved air retention and overallDesigned to integrate seamlessly with a road bike's profileBetter heat dispersion than current road disc systems (SM RT800)Greater rider control in all conditionsFlat mount hydraulic typeHydraulic disc brake provides the next stage of controlNew construction provides better heat management than current ICE TECHNOLOGIES FREEZASleek integration into a road bike's aero profile SERIES Ultegra GENERATION Ultegra Di2 R8070 CALIPER MATERIAL Aluminum CABLE OR