US$ 115.00
Optimal airfoil shape reduces drag caused by stem and headset spacers with no increase in frontal area
tall retention tab at the top and thicker carbon material
the hidden bolt pattern makes better use of carbon fiber to further improve stiffness and shed weight
the fit sensor offers just enough compression to support your muscles without the too-tight feeling we don't like
like those from Rotor
CeramicSpeed BB30 Bottom Bracket Road and MTB Standard Bearing Bike Accessories_Bottom Brackets Optimal airfoil shape reduces dragThe BB30 bottom bracket allows you to pair 30mm spindle cranks to 42mm inner diameter bottom bracket shells. Cannondale pioneered this standard along with specially designed cranks and many have found the benefits to them. Road versions have a 68mm width, MTB has 73mm. These are also the bearings you can use to replace bearings in PF30 cups. You have two bearing choices. The first choice is our low drag, long life Standard Bearing, with hardened steel