Right i have a le toy 3 (my childhood dream since seeing jib) it has a mtb converter on the bb and a bmx bb chainguide. Im using ruction cranks witb external bb but this is making the chainline wayyyy to extreme for my gears. So can i
A use a bmx crankset with a spider adapter
B use a isis bb on the ruction cranks to make it fit tighter to the frame and do away with the external bb??