- Anodised aluminium crank arms
- Compatibility with 10-speed Super Narrow HG chains
- Developed to work with HollowTech II type bottom bracket cups.
- Lightweight aluminium chainrings
- Crank arm length: 170mm
- Tooth range: 52T / 39T
- Weight: 943g
- SM-BB4600 bottom bracket included
Whether you need some help with a product query such as sizing or have questions and comments about our services, our customer services team is here to help. You can contact us by phone, email, or live chat.
Phone: 01384 476 267
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