Industry Nine iRiX Upper EC34/28.6 Red 5mm Cover CheckoutTitle=Race Face AR Offset 27.5 Rim Acrylic 50%

Acrylic 50%

Sleeved 6061 aluminum with 4

Dished towards the frame) is for 52mm chainline for Boost bikes

The M5 bolt includes a spherical washer and mates with a cylindrical anchor barrel

Industry Nine iRiX Upper EC34/28.6 Red 5mm Cover CheckoutTitle=Race Face AR Offset 27.5 Rim Acrylic 50%Customize 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. EC34 28. 6 upper lower upper stack 11mm color red weight