funny you should mention that, teeds - i was just thinking along very similar lines - if i can MacGyver some clip-on handlebars onto my wheel, it should do the trick - better still if i can take it a step further, and somehow rig the throttle/brake to this as well.
that strange clunking sound you might be hearing are my cranium cogs trying to think laterally, lol.....
that strange clunking sound you might be hearing are my cranium cogs trying to think laterally, lol.....