Sonic Ergo 52a

Sonic/Ergo Aerobar System

Overview:
The Sonic bracket paired with the Ergo armrest delivers a highly adjustable, lightweight aerobar with minimal frontal area. Designed to optimize both speed and comfort, it offers an extensive fit range, making it ideal for a variety of riders.

Key Features:

• 52A Extensions with 52° grip for either a high or low riding position

• Extensive adjustability: 100+ position options via armrest movement, plus extension width/tilt adjustments

• Lightweight design: The Sonic bracket is one of the lightest in its class

• Ergo armrest: Flippable and adjustable in small increments for precise rider positioning

Fit Data:

• Armrest Offset: -70mm to -17.5mm (7.5mm increments)

• Armrest Width: 124mm to 290mm (18.5mm steps)

• Armrest Stack: 60mm to 130mm with riser kit (5mm increments)

Construction:

• Bracket: 6061-T6 aluminum

• Clamp Diameter: 31.8mm (26.0mm with shims)

• Extension Length: 400mm

• Extension Angle: 52°

• Extension Rise: 87mm

• Extension Offset: 15mm

• Shifter Compatibility: Electronic or mechanical

• Weight: 586g total (bracket: 234g, armrest: 130g, extensions: 222g)

Tech Specs:

• Torque settings:

  • Bar Clamp: 6Nm

  • Extension Clamp: 6Nm

  • Armrest Bolts: 4.7Nm

Color: Anodized Matte Black