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2mm ID Fork - 1-1/8th Threadless Stem)
1"- 1-1/8th: (22
5mm (no riser kit) to 130mm in 5mm increments (With aftermarket Riser Kit)
Extension Clamp Diameter: 22
Full Carbon Hookless
Subsonic Ergo 39a Aerobar Tubeless 2mm ID Fork - 1-1/8thDescription The Subsonic Ergo 39a aerobar combines the low stack Subsonic bracket with the arm hugging Race armrest to offer an industry leading fit range oriented towards low, narrow positions. The 39a extension offers a comfortable 39 degree angle with a 87mm 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
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