The best replacement for aero bars is tri bike.

The best alternatives to aero bars are rated as following:
★★★★★  tri bike
★★★★  drops
★★  square thule
★★  drop bars
★  wing bars

Your alternative for aero bars is not listed? Suggest!
Speaking about aero bars, one probably shouldn't forget about road bike.

Other search terms related to aero bars and their ratings are:
★★★★★ road bike
★★★★ carbon bars
You have in mind a companion for aero bars and it is not yet here? Propose!



Google Trends

Scale is based on the average worldwide traffic of aero bars in all years. Click on graph for more.
aero bars
tri bike
drops