Originally Posted by
bikemig
Flat bars can be a pain, I think, to ride on for long days in the saddle. If using a flat bar bike as a touring bike, I'd swap out the bar to a trekking or butterfly bar. That's a reasonably priced job esp. if you do the work yourself. All your existing parts will work on the new bar and you gain more hand positions which is a big help if riding long days.
Other things you can do with an EXISTING straight bar to get more hand positions is,
#1 add bar ends INBOARD of the brake levers/shifters or
#2 add a pair of clip on aero bars. I've done both with very good results on long rides or into headwinds.
Cheers