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.
- Because this versatile headset has 45×45 angular-contact bearings, you can use the included cups and install it in standard frames. Or, leave the cup in the box, and use it as an Integrated headset
Manufacturer Promax
Manufacturer Part Number PX-HS13PI118-BK
UPC 657993126097
Model Promax PI-1 Headset
Headset Style Threadless
Headset SHIS Type EC34/28.6/EC34/30
Headset Stem Size 1 1/8inch Stem
Color
Black
Lower Stack Height
4.2
Bearing Type
45/45 Degree ACB
Crown Race
30
Weight
124
Defined Color
Black
Upper Stack Height
8.2
S.H.I.S Upper
EC34
S.H.I.S. Stem Clamp Diameter
28.6 Threadless
S.H.I.S Lower
EC34