Product Spec
Material
2 aluminum cogs, 10 steel cogs
Range
9-50T: 556%
Speeds
12-Speed
Teeth
Aluminum Custer: 42,50t
Steel Cluster: 9,11,13,15,17,20,23,27,31,36t
Steel Cluster: 9,11,13,15,17,20,23,27,31,36t
Tech Info
User manual
How-to install
Frequently Asked Questions

Guaranteed to be free from defects in materials or workmanship for 5 years after original purchase