Profile Design - Sonic Ergo 52a Stock Item:Null PROFILE 52a AEROBAR EXTENSIONS 400mm Seat post length includes 400mm

Seat post length includes 400mm and 350mm (50mm drop only)

Small: 51-55cm

With holding function at the long arm to hold the TORX® and hexagonal socket screws (from size 3) securely on the tool

Vittoria’s 4Compound Formulation places four optimized rubber compounds exactly where they’re needed

Profile Design - Sonic Ergo 52a Stock Item:Null PROFILE 52a AEROBAR EXTENSIONS 400mm Seat post length includes 400mmPROFILE DESIGN SONIC ERGO 52A REPLACES THE 50a 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. Performance The Sonic Ergo is designed to present minimal frontal area to