Originally Posted by
MudPie
Odd, the photo shows a hex drive with the appropriate name "Hexon", yet the product description says ISIS. ISIS is a splined interface, not a hex.
So not sure what is going with the conflicting info.
You have to be careful with Amazon's descriptions of a lot of products. Many are improperly described and you have to know exactly what you are looking for. Bicycle components seem particularly prone to incorrect descriptions.