Shimano Ultegra ST-8150 Di2 Dual Control Shift/Brake Lever Rim Brakes - Left 2x BLK ModelNumber=C0537 ISO Diameter 559 / 26"

ISO Diameter 559 / 26" MTN ISO Width (mm) 46 ISO Width (mm) 47 ISO Width (mm) 48 ISO Width (mm) 49 ISO Width (mm) 50 ISO Width (mm) 51 ISO Width (mm) 52 ISO Width (mm) 53 ISO Width (mm) 54 ISO Width (mm) 55 ISO Width (mm) 56 ISO Width (mm) 57 ISO Width (mm) 58 ISO Width (mm) 59 ISO Width (mm) 60 ISO Width (mm) 61 ISO Width (mm) 62 ISO Width (mm) 63 ISO Width (mm) 64 Labeled Size 26 x 1

Featuring SRAM's DUB technology this design simplifies the relationship of the spindle to the bottom bracket

Black Seal 1-1/8" 36°x36°

MO-94 prevents dirt adhesion and also drives out excess water to keep rust and corrosion at bay

Shimano Ultegra ST-8150 Di2 Dual Control Shift/Brake Lever Rim Brakes - Left 2x BLK ModelNumber=C0537 ISO Diameter 559 / 26"Shimano Ultegra ST 8150 Di2 Dual Control Shift Brake Lever for Rim Brakes Left 2x Black. Shimano Ultegra ST R8150 levers combine the accuracy of Shimano 12 speed Di2 shifting with the light weight of rim brakes. Quick and intuitive shifting Clearly defined click feeling with ergonomic shifting lever Better bike control and confidence in race conditions Hood shape and texture optimize grip and brake power transmission TECH SPECS Brake Lever Actuation