Shimano Ultegra ST-R8170A Di2 Shift/Brake Lever with BR-R8170 Hydraulic Disc Brake Caliper - Left/Front, 2x, Flat Mount, Black Fishing & outdoor clothing Max Thrust 55 lb

Max Thrust 55 lb

Hydration system not included

uncomplicated and comfortable

Its nylon-reinforced PVC upper

Shimano Ultegra ST-R8170A Di2 Shift/Brake Lever with BR-R8170 Hydraulic Disc Brake Caliper - Left/Front, 2x, Flat Mount, Black Fishing & outdoor clothing Max Thrust 55 lbYour 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