Shimano Dura-Ace Di2 ST-R9270(Right)/BR-R9270(Rear), Road Hydraulic Disc-Brake set, 12-speed, w/1700mm SM-BH90 hose

The ergonomics on the Shimano Dura-Ace ST-R9270 dual control levers bring new levels comfort and control to road cycling. With fast wireless shifting and precise brake modulation, Dura-Ace redefines performance. The Dura-Ace BR-R9270 hydraulic 2-piston calipers are sleek and compact. Mono-body construction ensures light weight and rigidity, proving that good things can come in small packages.

• Includes L05A-RF pads
• The wireless connection provides a clean cockpit, enhancing the aesthetic of your bike while keeping shifting lightning fast
• 1.5 to 2 years of battery life with easy-to-change CR1632 shifter batteries
• Wider pad clearance decreases the chance of rotor rub
• Raised hood peak improves ergonomics, while a longer hood body increases hand support
• Compatible with satellite shifters
• Maintenance-friendly bleeding process