Profile Design - Sonic Ergo 45ar

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The Sonic Ergo 45AR aerobar offers comprehensive yet simple adjustment, ideally suited to riders wishing to add aerobars to their road, gravel or packing bike.



The Sonic Ergo platform offers a large range of adjustment in every dimension – enabling riders to optimize the comfort of their position.

This bar can be used for draft legal triathlon once shortened to meet the ITU rules.


The Sonic bracket is the core product of our new generation bars,offering simple yet comprehensive adjustability.

Pairing this bracket with the ergo armrest offers industry leading fit options and greater comfort.

With the 45AR extensions this is the most versatile DL style bar we’ve ever product.

Fit Data

  • Armrest Offset: -70mm to -17.5mm in 7.5mm steps
  • Armrest Width: 124mm to 290mm in 18.5mm steps (With Extensions at 100mm)
  • Armrest Stack:  60mm (no riser kit) to 130mm in 5mm increments (With aftermarket Riser Kit)
  • Extension Width: 100mm



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