[Specifications]: 116Links, 1/2 x 11/128 Inch, suitable for 9/18/27Speed- [Material]: 50C high carbon steel, high strength, ultimate tension 1800KG
- [Features]: wear-resistant, smooth shifting, high-quality electroplating, super anti-rust
- [Adaption]: Compatible with 9/18/27 speed bicycles
- [Installation]: It is convenient to install and remove with chain Missing link design
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