Richard:
Wij hebben FSA carbon fiber voor over 34,0000 miles (omtrent 45,000 KM) op onze tandem.
Thought it would be fun to try to remember some of my Dutch I learned 60+ years ago!
The makers of daVinci tandems in Colorado, USA make a very light crankset in a variety of cranklenghts.
Pedal on TWOgether!
Rudy and Kay/zonatandem