Shimano Dura-Ace ST-R9250-R Di2 Dual Control Shift/Brake Lever Rim Brakes - Right 12-Speed BLK Weight-427 model ratchet DEG description 90

model ratchet DEG description 90 step ratchet DEG kit

These Wolf Tooth aluminum single speed cogs feature extra tall teeth for reliable chain retention when using chain tensioners

The SRAM Level brake levels the playing field with power and reliability stuffed into a lightweight package

Height adjustment is accomplished using an internally-geared mechanism driven by a simple hand crank

Quick and intuitive shifting

Shimano Dura-Ace ST-R9250-R Di2 Dual Control Shift/Brake Lever Rim Brakes - Right 12-Speed BLK Weight-427 model ratchet DEG description 90Shimano Dura Ace ST R9250 R Di2 Dual Control Shift Brake Lever for Rim Brakes Right 12 Speed Black. Shimano Dura Ace ST R9250 dual control levers are the ultimate in reliable performance thanks to a wired connection to the rim brakes. Refined ergonomics and advanced materials show the race pedigree of these levers. Quick and intuitive 12 speed Di2 shifting Clearly defined click feeling with ergonomic shifting lever Better bike control and confidence