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SHIMANO A070 Chain Set - Black, 50/34 Teeth

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Product description

  • Lightweight HollowTech II 105 10-speed chainset
  • Innovative HollowTech forged and anodised aluminium crank arms utilise a hollow design that minimises flex and keeps the weight low
  • The chainring teeth have been developed to work in conjunction with the CN-5701 chains
  • HollowTech II allows the bottom bracket bearings to be spaced wider apart (outboard from the frame)
  • The system allows for easier installation, adjustment, and maintenance

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