Save your steerer tube and eliminate headset spacers with this tall stack alloy stem. Gives a bike cockpit a nice clean look. Available in Polished or Black. The -17 degree angle allows the stem to be level on most modern frames. Can use handlebar clamp shims to adapt to smaller handlebar clamp diameter. Not recommended for use with carbon steerer tubes. Item Specifications: Color: Silver, Weight: 148, Length: 90, Bar Clamp Diameter: 31.8, Stem Angle: -17, Defined Color: Silver, S.H.I.S. Stem Clamp Diameter: 28.6, Stack Height: 75,