Products

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Technical Documents
Features
  • Iconic Shimano cap-free design
  • 2-pices drankset with intergrated BB design
  • Anodized surface
  • Hyperdrive SG-X chainrings for best front shifting performance
  • Gearing: 50-34T
Specifications
Model Number FC-4550-S
Series Non-Series
Crank Construction 2-Piece
Cassette Compatibility 9-speed
Chain Compatibility Super Narrow HG for 9-speed
Hyperdrive yes
Dual SIS yes
Reinforced Spider -
Chainring Sets 50-34T
Bolt Circle Diameter 110mm
Crank Arm Length 165/170/175mm
Crank Arms forged aluminum/anodized
Chainrings aluminum/anodized
Chain Guard no
Bottom Bracket SM-FC4500
Chain Line 43.5mm
Spindle Length -
BB Shell Width 68/70mm
Average Weight