Shimano Sora Cranksets - FC-R3030 (3x9 Speed) Teeth Ratio/Crank Arm Length:50-39-30T - 170MM IZUMI-V has been loved by

IZUMI-V has been loved by the contestant of track races of the world and delivered many medalists

Front derailleur: Shimano Tiagra FD-4700 2 Speed

bottom bracket (recommended): SM-BB52 or BB-MT500-PA Pressfit Hollowtech II (must be ordered separately)

For use on drivetrain parts with stubborn grease build up and contamination

with 305 mm maximum extension from centerline of bar clamp

Shimano Sora Cranksets - FC-R3030 (3x9 Speed) Teeth Ratio/Crank Arm Length:50-39-30T - 170MM IZUMI-V has been loved byThe SHIMANO SORA 3x9 speed road crank uses a high end 4 arm design and compact 50 39 30T chainrings and is available in 165, 170, and 175mm crank arm lengths. 4 arm design FC R3030 ( 50 39 30T ) Specifications MODEL NO FC R3030 SERIES SORA R3000 Series Color Series color Threaded bottom bracket shell width (mm)_70 2 PIECE CRANKSET Chain line (mm) 45 Chainring combination 50 39 30T Compatible bottom bracket type_Outboard Compatible chain HG 9 speed