6

These are one component of aero bars, used on time trail and triathlon bars. These are used in conjunction with elbow pads and bar extensions that mount on top. The attachment points are visible in the pic you provided. See this article Selecting the Right Aerobars for Triathlon. Typically brake levers are mounted on the ends of the lower bars, and gear ...


4

"Pursuit bars" would be one name for them, as would "Sprint bars" They're scandalously expensive because they have to cope with kilowatts of power from a sprinter at full-blast while being lightweight and aero. You could fake-up the look by using a light space filler like florist's foam or balsa wood cut in a wing profile and butted up behind the tops of ...


2

We don't do product rec here, but I will note that SRAM rear derailleurs are compatible across road and mountain groups for 9 speed, as are Shimano. So, if you have a Shimano rear derailleur, buy another Shimano shifter and keep the existing derailleur (or Shimano compatible, e.g. from Microshift). If you have a SRAM rear derailleur, replace Shimano with ...


1

After some searching I did not find any SRAM 9-speed compatible bar end shifters, so as you say the easiest path forward is to swap out the derailleur as well. Microshift makes a range of Shimano MTB compatible bar-end shifters in 8, 9, 10 and 11 speeds. If you want to stick with 9 speed you need an Alivio or below (Acera, Altus) derailleur. Alivio is ...


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