Industry Nine iRiX Upper IS41/28.6 Blue 5mm Cover 220g Sidecuts Dimensions: 40 - 44

Sidecuts Dimensions: 40 - 44 - 43 - 43

A crown race adapter (sold separately) will allow you to use forks with smaller 1-1/8" or 1-1/4" steerer tubes with a larger 1-1/2" bottom headset cup

while flatlock seams cut out chafing when you’re walking tall outdoors

these binding won’t ever accidentally shift positions while at your feet

Patent-pending 10mm reduced stack height 3D forged head design

Industry Nine iRiX Upper IS41/28.6 Blue 5mm Cover 220g Sidecuts Dimensions: 40 - 44Customize 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. IS41 28. 6 upper lower upper stack 5mm color blue weight