Industry Nine iRiX Upper IS42/28.6 Red 5mm Cover CheckoutSpec= 13L to achieve a perfect balance

to achieve a perfect balance for the demands of today’s World Cup racing tracks

V10P Broken V Structure 1

Wolf Tooth BSA 29mm/30mm Bottom Bracket

Measuring to determine compatibility with your Specialized frame

Industry Nine iRiX Upper IS42/28.6 Red 5mm Cover CheckoutSpec= 13L to achieve a perfect balanceCustomize and upgrade your cockpit with iRiX options Separate upper and lower headset cup assemblies to mix and match Upper assemblies include star nut and top cover, while lower assemblies include split crown race Crown race and top cover employ removable and replaceable silicone lip seals to keep the sealed, 440c stainless steel bearings contaminant free TECH SPECS model iRiX upper S. H. I. S. IS42 28. 6 upper lower upper stack 5mm color red weight