Industry Nine iRiX Lower EC44/40 Black CheckoutTitle=Race Face ARC Offset 29 Rim } Designed and tested by

} Designed and tested by Aaron Gwin to exceed the demands of world class racing

} Worlds smallest CNC machined folding tool with a flat design

} Lightweight wide-range mountain cassette for XD driver mountain freehub bodies

Material: 304 Stainless Steel tubing and plate

Industry Nine iRiX Lower EC44/40 Black CheckoutTitle=Race Face ARC Offset 29 Rim } Designed and tested byCustomize 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 lower S. H. I. S. EC44 40 upper lower lower stack 12mm color black weight