Profile Design Sonic Ergo 4525a

The aerodynamically optimized Sonic/Ergo 4525a minimizes frontal area, significantly reducing drag. Despite its sleek design, it offers a broad fit range, ideal for achieving the fastest, most comfortable riding position.

Tailored Fit for Every Cyclist

Maximize your performance with the Sonic Ergo 4525a's industry-leading 1500 configurations. Precision-tuned armrests and risers adapt to your unique style, ensuring peak comfort and optimal aerodynamics throughout your ride.

Slice Through the Air

The Sonic Ergo 4525a is engineered to reduce aerodynamic drag effectively. This means cyclists can achieve higher speeds with less effort, making this aerobar an ideal choice for both time-trialists and triathletes looking to shave seconds off their times.

Ergonomic Comfort

Long rides demand comfort, and the Ergo armrest is a game-changer. Its supportive curve design is not just about improving fit range; it's about cradling the rider's arms to reduce pressure points, minimize fatigue, and allow for sustained performance over extended periods.

Bracket: Sonic
Clamp Diameter: 31.8mm (26.0 w/Shims)
Armrest: Ergo / 10mm Pads
Armrest Width: 124mm to 290mm in 18.5mm steps (with Extensions at 100mm)
Armrest Offset: -70mm to -2.5mm in 7.5mm steps
Armrest Stack: The minimum is 60mm and the bracket is compatible with our existing risers which add up to 130mm stack with (70mm of spacers added)
Colour: Matte Black
Weight: 559 Grams
Torque Settings (All Bolts are M6)
Bar Clamp: 6NM
Extension Clamp: 6NM
Armrest Bolts: 4.7NM  
Weight Bracket: 234 Grams
Armrest: 130 Grams
Extensions: 195 Grams
Total: 559 Grams