Motoped Assembly Tech - Dimensions for spoke length calculations To calculate spoke length, go to http://www.bikeschool.com/tools/spoke-length-calculator. You need to know your ERD(effective rim diameter) which you can measure if you have the
Bicycle hub dimension chart - for wheelbuilding | BikeGremlin
Measurements for Bicycle Spoke-Length Calculations
Spoke Length Calculator | Guide: How To Spoke A Bicycle Wheel