Profile Design Sonic / Ergo / 43a Aerobar Aerobar

Profile Design Sonic/Ergo/43a Aerobar

The 43a extension offers a "wrist relief" curve that allows the extension to nestle against the arm to improve aerodynamics without sacrificing comfort of the wrist.

Fit data

• Armrest Offset -70mm to -17.5mm in 7.5mm steps
• Armrest Width 124mm to 290mm in 18.5mm steps
• Armrest Stack 60mm
• Extension Width 100mm
• Weight: 545g