WEST BIKING YP0719274 53-39T Road Bike Crank Racing Double Disc(Black)

1. Material: Aluminum alloy
2. Application: road bike
3. Suitable for long-distance cruisers who can maintain a speed of 30+KM, and also suitable for explosive sprints of power players
4. CNC technology, better disc precision, smooth hand feeling while brushing
5. Large-area hollow design of the disc, lightweight design
6. The chain has a high degree of coordination with the tooth mouth of the disc, which is sensitive and fast
7. Waterproof and rustproof, good durability
8. With 4 pins, it is not easy to drop the chain
9. CBD: 130 mm
10. Weight: 39T about 44 grams, 53T about 109 grams

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