Ritchey Comp Threaded Headset

Ritchey Comp Threaded Headset. Ritchey Comp 1" Threaded Headset - EC30/25.4, EC30/26, Black Color: Black S.H.I.S. Stem Clamp Diameter: 25.4-24tpi Quill Crown Race: 26.4 S.H.I.S Lower: EC30 S.H.I.S Upper: EC30 Defined Color: Black