Shimano Ultegra ST-R8170E Di2 Shift/Brake Lever BR-R8170 Hydraulic Disc Brake Caliper - Left/Front 2x Flat Mount BLK MFPN=080A922IKC001 Ergonomic handle with intuitive switching

Ergonomic handle with intuitive switching between clockwise counterclockwise and neutral

Bearing Type Sealed Cartridge Cassette Body Type Shimano Dynasys 11 Speed Mountain Cassette Body Type Shimano/SRAM 8 9 10 Speed Color Black Defined Color Black Hub Drilling 28 Hub/Brake Compatibility Center-Lock Disc Rear Axle 12mm Thru x 142mm Skewer Included No Spoke Interface J-Bend

Color Stealth Core Yes Shoe size 10

Extra wide pivot link increases rigidity while reducing flex for improved shifting response

Shimano Ultegra ST-R8170E Di2 Shift/Brake Lever BR-R8170 Hydraulic Disc Brake Caliper - Left/Front 2x Flat Mount BLK MFPN=080A922IKC001 Ergonomic handle with intuitive switchingShimano Ultegra ST R8170E Di2 Shift Brake Lever with BR R8170 Hydraulic Disc Brake Caliper Left Front 2x Flat Mount Black. Your 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 Shimanos proven SERVO WAVE technology. The Di2 platform untethers the shifters while delivering fast and reliable wireless shifting. The BR R8170 hydraulic 2 piston disc