Ritchey Logic-E Cartridge Press Fit Upper Headset - ZS44/28.6 Model=Comp Pedals 5" ISO Width (mm) 47

5" ISO Width (mm) 47 Labeled Size 650b x 47 PSI 70 TPI 60 Tire Bead Folding Tire Diameter 650b Tire Intended Use Gravel Tire Type Tubeless Ready Clincher

Color Black Crown Race 30 Defined Color Black S

100% proprietary dual-density silicone compound provides excellent vibration damping and conforms to your hand for improved comfort while maintaining durability

CNC-machined aluminum barrel shaft and T-handle for durability ergonomics and reduced weight

Ritchey Logic-E Cartridge Press Fit Upper Headset - ZS44/28.6 Model=Comp Pedals 5" ISO Width (mm) 47Ritchey 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