Profile Design Subsonic Race 35a AerobarThe Subsonic Ergo 35a aerobar combines the low stack Subsonic bracket with the arm hugging Race armrest to offer an industry leading fit range oriented to wards low, narrow positions. The 35a extension offers a comfortable 35 degree angle with a 80mm rise. This is the only low stack clip on in the market that maintains the pad to grip angle as the bar is stacked up Subsonic not just another aerobar bracket. It brings our next generation fit range to a