Features:
- The hollowtech ii 11-speed single chainset offers optimum gearing for mixed terrains and riding styles
- Designed to work with hollowtech ii type bottom bracket cups
- Compatible with 11-speed hg chains
- Anodized aluminium crank arms
- Lightweight aluminium chainring
- 4 arm, 110 mm bolt circle diameter
- Weight: 644 g (40t), 656 g (42t) for 170 mm



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