Promax IG-45 Alloy Sealed Integrated 45x45 1" Adaptor Headset Black Yes }Shimano ES51 68 x 113mm

}Shimano ES51 68 x 113mm Octalink V2 Spline English Bottom Bracket

142 mm length

Long supported braking edges for maximum braking traction

Long travel piston with reduced barrel diameter lowers required pumping effort

}Cane Creek eeSilk+ Suspension Seatpost - Carbon 31

Promax IG-45 Alloy Sealed Integrated 45x45 1" Adaptor Headset Black Yes }Shimano ES51 68 x 113mmPromax IG 45 Alloy Sealed Integrated 45x45 1" Adaptor Headset Black. The IG 45 integrated headset features an aluminum cap bearing cover and crown race with super smooth rolling precision 4545 bearings. TECH SPECS Color Black Crown Race 26 Defined Color Black S. H. I. S Upper IS42 S. H. I. S. Stem Clamp Diameter 25. 4 Threadless S. H. I. S Lower IS42