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73.1 170mm
SKU: FC4700C04Barcode: 4524667925903
73.1·8714963090

73.1 170mm

170mm

Out of Stock
£134.99
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About 73.1 170mm

  • Taking many features from pro-level equipment, this 2-piece cap-free design Tiagra chainset offers unbeatable performance
  • 2-piece cap-free design is quick and easy to install whilst being lighter and stiffer than a traditional crank/ bottom bracket assembly
  • SG-X chainrings feature strategically placed chain pick-up pins and tooth profiles to ensure fast and positive shifting
  • Designed to work with HollowTech II type bottom bracket cups
  • Compatible with 10-speed HG-X chains
  • Anodized aluminium crank arms
  • Lightweight aluminium chainrings
  • 4 arm, 110 mm bolt circle diameter