New 4-arm design for same stiffness with lighter weight
Hollowtech II construction
Hollowglide chainrings
11-speed compatible
Same bolt circle diameter for compact and traditional double chainsets means that one crankarm fits all chainring sizes

Technical Details

Product Details

Product Dimensions

Package Dimensions

Item Weight: 3.87 pounds (View shipping rates and policies)
Shipping Weight: 3.85 pounds (View shipping rates and policies)

ASIN : B008CVWHIW