When this form displays, setup dimensions
relative to the bottom bracket will be displayed in the left-hand column. A
graphic depiction of each dimension can be viewed by clicking on the label for
each dimension. In the example below, Handlebar Reach has been selected.
To calculate stem rise, stem length and
saddle offset necessary to replicate this position on an existing bike, it will
be necessary to provide the Existing Bike Dimensions in the center column.
Bike Dimensions