Material: Aluminium
Chainrings number: 2
Chainring size: 50/34T
Shifting system: 11S
Crank length: 175 mm
With power meter: No
Info created & shared by: Lightbiker
Source: https://www.foromtb.com/threads/shimano-dura-ace-r9100-r9150-r9170.1308514/page-81