Shimano Ultegra ST-R8170F Di2 Shift/Brake Lever BR-R8170 Hydraulic Disc Brake Caliper - Right/Rear 12-Speed Flat Mount BLK

Shimano Ultegra ST-R8170F Di2 Shift/Brake Lever BR-R8170 Hydraulic Disc Brake Caliper - Right/Rear 12-Speed Flat Mount BLKYour time on the bike is precious let Shimano make it even better. Ultegra ST R8170 brake levers bring enhanced modulation and control to every ride by employing Shimano's proven SERVO WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. The BR R8170 hydraulic 2 piston disc brake caliper brings a new level of control to the road cycling world with improved modulation and a quicker initial

Model LevaTime II Ring Type Inner/Outer Speed 2x10/11/12 Mount 3-Bolt DM/4x160mm Teeth 48/32

Perfect for e-bike commuting

Best-in-class sealing achieved by grouping a spindle o-ring seals on the bearing/bushing gutter inner and outer low contact bearing seals shell o-rings and a labyrinth-style end cap to ensure your bottom bracket will run smoothly no matter what conditions you ride in

Extreme Gradual taper technology (XGT) spreads the load out over a greater area of the bar to minimize breaks and bends Rise 40 Material Aluminum Back Sweep (deg) 8

We made the Corner Bar so you could conduct all your dirt-drop experiments with your current brake and drivetrain setup

Hybrid Road wheels are built to assist with these additional loads by increasing the strength of the individual components that make up the wheel

Folding T-handle with Kraton grip provides better leverage and comfort while pumping

Dual Zone refractor lens allows clear visibility both near and far with a downward focused main beam that lights the way but wont blind others

0 frame to the 140 mm rear travel found on Blackthorn 1

7000 series aluminum provides strength and durability Ring Position/Type Outer Tooth Count 53 Drivetrain Speeds 11 Chainring BCD 130 Color Black Defined Color Black

Approximate weights for 205mm grips for 710mm H-Bars

Crankarm fixing bolts not included BB/Frame Interface English