Our lightest, stiffest, and most accurate integrated power meter just got lighter with a new carbon crankarm construction. Our power meter is accurate to +/-1.5% and isn’t affected by temperature changes, and the direct mount X-SYNC chainring is aero and incredibly long-lasting. Plus we’re offering more crank arm lengths than ever before to ensure this crank works for you.

• Power meter is fully integrated into the chainring for lighter weight and greater accuracy
• Power readings are accurate within +/-1.5% and aren’t affected by climate conditions during a ride
• Measures right and left leg power balance
• Ultra-light hollow carbon fiber crankarms are 29 g lighter than previous generation
• DUB bottom bracket adds durability and simplicity
• Available with 48T and 50T chainrings
• Available in 160, 165, 167.5, 170, 172.5, and 175 mm lengths