Profile Design Sonic Ergo 52a Aerobars

Rs. 15,990.00
Overview

The Sonic bracket offers an extensive fit range, low weight and easy adjustment along with minimal frontal area. Combining this with the Ergo armrest creates an aerobar that will aid most riders in optimising their position for both speed and comfort.

The 52a is one of the newest versions of our reliable aluminium extension range.

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Profile Design Sonic Ergo Aerobars – Engineered for Speed & Comfort

Dominate your next triathlon or time trial with the gold standard in aerodynamic performance.

If you’re serious about triathlon or time trial racing, the Profile Design Sonic Ergo Aerobars are a game-changer. Designed for maximum adjustability, comfort, and aerodynamic efficiency, these bars give you the confidence to push harder and ride faster. Whether you choose the 26a, 39a, or 52a variant, you’re investing in proven race-day performance.

Why Choose Profile Design Over Cheap Imitations?

Pro-Level Aerodynamics – 
Wind tunnel tested for minimal drag.

Pro-Level Aerodynamics – 
Wind tunnel tested for minimal drag.

Custom Fit – Multiple armrest width & extension angle adjustments.

Race-Ready Durability – Premium 6061-T6 aluminum & high-quality armrest pads.

Comfort on Long Rides – Ergonomic shape reduces fatigue over hours in aero.

Trusted by Champions – The brand choice for pro triathletes worldwide.

For over 30 years, Profile Design has led the way in triathlon innovation. Their products aren’t just built — they’re engineered with precision, tested in the most demanding conditions, and trusted by elite athletes worldwide.

Aerobars for Triathlon and TT bikes – Why They Matter

When every second counts, the right aerobars for triathlon and TT bikes can mean the difference between a podium finish and falling short. The Profile Design Sonic Ergo series offers unmatched aerodynamic efficiency, exceptional comfort for long-course racing, and an unparalleled fit range. Unlike low-cost alternatives that compromise on adjustability and durability, these aerobars are precision-engineered for athletes who demand the best. Whether you’re training for an Ironman or chasing a personal best in your local TT, the Sonic Ergo delivers pro-level performance straight to your cockpit.

Why Choose 52a?

  • Highest rise in the Sonic Ergo series for comfort-first            fit.
  • Perfect for Ironman-distance triathlons and long TTs.
  • Fully adjustable for stack, reach, and armrest width.

The 52a’s higher rise accommodates riders who prefer a more upright aero stance, helping maintain power output and reduce strain over hours of racing.

For athletes who want aerobars for triathlon and TT bikes that prioritize comfort on the longest, toughest courses, the 52a delivers — keeping you faster for longer without compromising form.

What Our Customers Are Saying

Jitesh Popat

With all the adjustment options, I managed to set up the 52a exactly the way I wanted. The extensions feel solid, the armrests are supportive, and once I got the position right, it felt like the bars were tailored for me.

Bella Fernandes

Every time I clip into the 52a, I feel prepared for race day. The grip angle, stability, and aerodynamic feel give me the confidence to push harder while still staying comfortable throughout the ride.

For long-course triathlons and endurance TTs, the Profile Design Sonic Ergo 52a is built to keep you in aero longer. With a 52mm rise, it promotes a natural wrist position, reducing fatigue while maintaining aerodynamic gains.