Profile Design Supersonic Ergo+ 50 SLC Aerobar - Ergo+ Armrest, Supersonic Bracket, 400mm Shimao SLX 12 Speed To allow the rider to

To allow the rider to achieve an aggressive aero position

And the IA 2

S Lower: IS38

and breathability matter most

durable barrel

Profile Design Supersonic Ergo+ 50 SLC Aerobar - Ergo+ Armrest, Supersonic Bracket, 400mm Shimao SLX 12 Speed To allow the rider toThe Supersonic Ergo+ SLC series aerobars offer industry leading ergonomics, adjustability and low weight maximizing your comfort and speed. The Supersonic is the top model of the Flyt series brackets utilizing an innovative internal wedge clamp to securely hold the extension. It offers easier adjustments and a greater fit range than anything that came before it. Armrest Offset: 85mm to 17. 5mm in 7. 5mm steps Armrest Width: 124mm to 290mm in 18. 5mm