Shimano CN-HG71 6/7/8 speed chain Valve Extension Calculates Cadence and shows on

Calculates Cadence and shows on your Bike Computer

Color: Black

Frame Width- 135

- CPC : Used in “F1” and in the military field CPC - connected Power Control is the system patented by Prologo that ensures performance and comfort providing vibration absorbing

Constructed from anodized 6061 alloys it is available in a range of flippable angles and length options

Shimano CN-HG71 6/7/8 speed chain Valve Extension Calculates Cadence and shows onCN HG71 SHIMANO HYPERGLIDE Chain Designed for precise HYPERDRIVE SIS and DUAL SIS INDEX shifting, the SHIMANO HG71 chain is also rated for E BIKE use. Benefit: HG chain for precise HYPERDRIVE SIS DUAL SIS INDEX shifting