E.thirteen XCX Race Carbon Crank Arms - 73mm x 170mm - Black

The E.thirteen is the lightest production crank on the market. It features:

• Arm Length: 170mm
• 73mm Interface
• Bottom Bracket not included
• Gen4 cranks have the spindle on the non-drive side of the crank for easier chain guide setup and drivetrain maintenance
• Non-adjustable chainline
• Now includes an 8mm self-extractor, meaning the cranks can be removed with nothing more than an 8mm allen key
• Carbon fiber crank arms and aluminum spindle w/ Quick Connect lockring and Adaptive Preload Adjuster (APS), compatible with all Quick Connect Guiderings
• Weight: 385g