The Supersonic bracket (previously know as the J5) is the first and premier model of the new generation Profile Design brackets.  It offers easier adjustments and a greater fit range than anything that came before it.

Paring this bracket with the ergo aremrest offers industry leading fit options and greater comfort.

With the 35c extensions this aerobar is suited to riders who wish to adopt an aerodynamic 'arrowhead hand position.

Performance

The Supersonic/Ergo platform is designed to give riders the freedom to find their best possible position with a huge range of independence adjustments.

Fit Data

• Armrest Offset: -85mm to -17.5mm in 7.5mm steps
• Armrest Width: 124mm to 290mm in 18.5mm steps (With Extensions at 100mm)
• Armrest Stack: 58.5mm (no riser kit) to 138.5mm in 5mm increments (With aftermarket Riser Kit)