Ritchey WCS Switch External Cup Headset - EC44/28.6 Upper, EC44/40 Lower, 28.6 Threadless, Black EA Headsets

33050817002 Ritchey WCS Switch External Cup Headset - EC44/28.6 Upper, EC44/40 Lower, 28.6 Threadless, Black Headsets EA Black Lower Stack Height 14.2 Material Composite Upper Stack Height 23.7 S.H.I.S Upper EC44 S.H.I.S. Stem Clamp Diameter 28.6 Threadless S.H.I.S Lower EC44 Color Black Bearing Type Sealed Cartridge Weight 146 Defined Color Black