Shimano 105 Di2 Hydraulic Disc Brake Dual Control Levers (2×12-speed) – Left (front derailleur/brake) and Right (rear derailleur/brake) Shifters. Brake levers. ... a slightly more raised hood peak ...

12 speeds, just like Ultegra and Dura-Ace (Image credit: Shimano) Rim brakes are also dead. The new 105 groupset will be a disc-only affair, which comes as something of a surprise given that both ...

Brakes. Shimano says the 105 brake callipers have been reshaped in line with the rest of the group, ... The quality of the shift and the shape of the whole lever/hood assembly is a winner, ...