Unidirectional carbon fiber arms and aluminum chainring spider provide excellent strength-to-weight. X-Glide tooth profiles and shift assist pins enable quick and reliable front shifting."Hidden" chainring bolt threads into crank arm to enhance chainring stiffness Chainrings are optimized for Yaw front derailleur Q-factor is 145mm
| Rings | 50/34, 53/39 |
| Number of Chainrings | Double |
| Drivetrain Speeds | 11 |
| Chainring BCD | 110, 130 |
| Chainline/Hub Compatibility | 135/142 Road Disc Hubs > 415 mm Chainstay |
| Color | Black |
| Crank Length (mm) | 165, 170, 172.5, 175 |
| Crank Intended Use | Road |
| Weight | 688, 699 |
| BB Included | No |
| Pedal Spindle | 9/16" |
| Spindle Interface Type | SRAM/Truvativ GXP |
| Defined Color | Black |
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