Shimano Dura Ace 7710 NJS track crank arms
$ 475.00
The choice of many professional track racers, Dura Ace 7710 crank arms are stronger and stiffer than you'll ever need them to be. We promise.
• 144mm bcd
• NJS certified & stamped
• length: 165, 167.5, 170, 172.5mm
• Q factor: 136mm
• M15 crank bolts, dust caps and chainring bolts included
• required bottom bracket: Dura Ace 7710 NJS Octalink for 68mm English-threaded frames or Dura Ace 7700 Octalink for 70mm Italian-threaded frames (sold separately)
• color: polished silver
• weight: 505g (165mm)