Industry Nine iRiX Upper IS42/28.6 Turquoise 5mm Cover BB Shell Width-68/73mm For long distances and abrasive

For long distances and abrasive conditions

thru-axle or quick release

Poly/Lycra outershell•Double sided Lycra cuff with pull tab

60TPI / Foldable Bead / Tubeless Ready / EXO

Industry Nine iRiX Upper IS42/28.6 Turquoise 5mm Cover BB Shell Width-68/73mm For long distances and abrasiveCustomize 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 turquoise