Measure the following and enter them here . . .
!!! CLICKETY CLICK !!! - Both hub flange diameters
- R/H and L/H hub centres to flange centres
Effective Rim Diameter (ERD) =
438mm for
20 x 1 1/8" or select ARAYA 20A (20" Clincher, ISO 451) from the rim menu
Next, select the cross-pattern you require and number of spokes and press the GO button
Hope this helps
Steve