Logic-E Cartridge Press Fit Upper Headset - ZS44/28.6

Ritchey Logic-E Cartridge Press Fit Upper Headset - ZS44/28.6. Ritchey Logic-E headset is designed to work with Shimano STEPS or Di2 routing the cable through the frame without the need to modify fork or frame.

• TECH SPECS

Color	Black
S.H.I.S Upper	ZS44
S.H.I.S. Stem Clamp Diameter	28.6 Threadless