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The wing-shaped aluminium construction helps reduce aerodynamic drag while maintaining structural strength
Combine Onceupon Pure Black Signature Bib Shorts with a jersey from one of the collections for a particularly striking look
Precise and easy front derailleur adjustment
6 mm Allen keys
5 mm shell width
Profile Design Sonic Ergo 52a Aerobars 9speed The wing-shaped aluminium construction helpsThe Profile Design Sonic Ergo 52a Aerobars are designed to provide aerodynamic efficiency and adjustable cockpit positioning for triathlon and time trial cyclists. The Sonic bracket system offers multiple adjustment points while the Ergo armrests provide stable support for the forearms. The 52a extension shape allows riders to maintain an elevated hand position that supports aerodynamic efficiency while improving comfort during extended rides. The
US$ 28.50
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