• Shimano M4050 Alivio Chainset (HollowTech II)

Shimano M4050 Alivio Chainset (HollowTech II)


Crank Length


  • Great value tough and stylish Mega-9 Alivio chainset offering slick hyperdrive shifting performance for off road enthusiasts
  • The 2-piece design chainset features an external bottom bracket system which is a lightweight rigid design that is incredibly strong and durable
  • Lightweight and rigid steel bottom bracket axle
  • Hyperdrive SG-X chainrings for fast and smooth gear shifts
  • Replaceable chainrings
  • 4-arm chainring, 96 / 64 mm BCD
  • 9-speed compatible chainrings


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