The Industry Nine iRiX Headset Cup provides the ...
ability to select an upper and a lower headset cup assembly separately to fit any ride. iRiX bearing cups, top covers and top caps are machined, anodized and laser-etched using US-sourced 7075 ...
The PI-1 Alloy 45×45 headset has an aluminum ...
top cap, upper bearing cover, lower race and upper and lower cups. All-aluminum construction results in a lightweight headset. Each headset is fitted with super-smooth rolling, precision, 45×45 angular-contact sealed bearings.