Crank length: 170mm. Shimano hollow integrated structure crank is lighter and stronger. The gears are specially designed to optimize the gear shape, which makes the gear shift more stable and smooth.
Shimano Sora 3x9 Speed Groupset. STI Drop Bar Shifters Front and Rear Derailleur
Shimano Sora 3x9 Speed STI Triple Drop Handlebar Levers Black STR3030L/STR3000R
Shimano Deore 3x9 Speed Groupset - Untested
Shimano Deore 3x9 Speed Trigger Shifter Set SL-M510 Retro MTB
Giant TCR Compact Road Bike Shimano 105 3x9 Speed - Size M - Fully Serviced
Shimano ALIVIO RD-M3100 9 Speed MTB Bike Rear Derailleur Add SL- M3100-3X9 Speed
