Sonic/ERGO/39a Aerobar Comfort SHIS terminology: removes EC29

SHIS terminology: removes EC29

Created for precision and hydrodynamic performance in the water

CAGE LENGTH: GS/Medium

Max low sprocket: 46T (1x10-speed)

The coating eliminates reflections from the front and back surfaces of the lenses meaning your eyes receive the most light possible

Sonic/ERGO/39a Aerobar Comfort SHIS terminology: removes EC29The 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 optimizing their position for both speed and comfort. The 39A is one of the newest versions of our reliable aluminum extension range. Performance The Sonic Ergo is designed to present minimal frontal area to create as little aerodynamic drag as possible.