Profile Design Sonic Ergo 39a Running You are working hard

You are working hard

Recommended terrain: Dry/dusty to rocky/intermediate

Whatever your ambitions

It doesn't matter if you ride in the city or cross country

High Resistance To Water Washout

Profile Design Sonic Ergo 39a Running You are working hardThe 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 39A is one of the newest versions of our reliable aluminium extension range. Specifications Bracket: SonicClamp Diameter: 31. 8mm (26. 0 w Shims)Armrest: Ergo 10mm PadsArmrest Width: 124mm to 290mm