Cane Creek 110-series upper ZS44/28.6 (tall) black Self-Sealing Tubes 6061 aluminum - Width measured

6061 aluminum - Width measured center to center

UPC: 072774200436

while bottom assemblies include crown race (Carbon indicates a carbon top cover)

- WT: wide Trail casing optimized for 30-35mm rims

Manufacturer Part Number: 30456117023

Cane Creek 110-series upper ZS44/28.6 (tall) black Self-Sealing Tubes 6061 aluminum - Width measured110 Series Solutions: separate top and bottom headset cup assemblies for tapered, reducer and conversion applications (mix & match system helps reduce inventory overlap) Same features and materials as 110 series complete headsets including 110 year warranty Top assemblies include star nut and top cap, while bottom assemblies include crown race Cane Creek Integrated 41. 0mm ID (36x45), Campy Hiddenset 42. 0mm ID (45x45) , ZS (ZeroStack), or EC