Industry Nine iRiX Upper EC34/28.6 Blue 5mm Cover MFPN=11.5015.060.020 Made from durable aluminum casting

Made from durable aluminum casting

6 Threadless Stack Height 28

0mm rise 0 deg length 35mm color Bullion Gold

Adjustable with three pitching options

Durable glass reinforced nylon body features eleven replaceable steel pins each side for rock solid grip

Industry Nine iRiX Upper EC34/28.6 Blue 5mm Cover MFPN=11.5015.060.020 Made from durable aluminum castingCustomize 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 blue