Promax PI-1 Alloy Sealed Bearing 1" Press in Headset Black Material-Composite/Carbon Fiber Fill power: 400-450

Fill power: 400-450

Includes trim kit with 18T sprocket and TSC34 twist shifter

Length 265 Gender/Age Unisex Color Black Rail Material Chromoly Weight 290 Saddle Cut Out No Width 135 Defined Color Black Clamp Style Std Rails

5" Tire Bead Folding Labeled Size 650b x 42 / 27

creating an assembly with a lower profile than competitors

Promax PI-1 Alloy Sealed Bearing 1" Press in Headset Black Material-Composite/Carbon Fiber Fill power: 400-450The PI 1 Alloy 4545 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 4545 angular contact sealed bearings. Because this versatile headset has 4545 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