UNO   Adjustable Threadless Stem: 110mm; 60-120degree; 1-1/8"; Black; 31.8 Stem Length: 110 mm S.H.I.S. Clamp Diameter: 28.6 Bar Clamp Diameter: 31.8 mm Wght/Dims: .705 lbs. 9 x 4 x 2.5