Promax PI-1 Alloy Sealed Bearing 1" Press in Headset Black

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

Color	Black
Lower Stack Height	5.6
Bearing Type	45/45 Degree ACB
Crown Race	26
Weight	120
Defined Color	Black
Upper Stack Height	8.2
S.H.I.S Upper	EC30
S.H.I.S. Stem Clamp Diameter	25.4 Threadless
S.H.I.S Lower	EC30