Velo Orange Happy Stem. A polished threadless stem with a 45 degree angle to keep your back and wallet happy.Features:At least 37mm of steerer is required Does not require a stem cap. Longer compression bolt included Not compatible with carbon steerer tubesSpecifications:Defined Color: Silver Color: Polished Weight: 203 Length: 110 Bar Clamp Diameter (mm): 31.8 S.H.I.S. Stem Clamp Diameter: 28.6 Stem Angle (deg): 45 Stem Angle (deg)_33: 45