Details Super-smooth steering, quality materials, cutting-edge design and serious durability are all hallmarks of Cane Creek’s 40-Series headsets. Technical Description: IS41/28.6/H9/K Top Type: IS – Integrated Top Head Tube Inside Dia.: 41.1mm Stem Clamp Dia.: 28.6mm Top Stack Height: 9mm (Short), 15mm (Tall) Top Bearing Type: Black Oxide, Sealed Material: 6061 aluminum Weight: 37g
