Dimension 1" (22.2) Quill 26.0, 85mm 70-130 Degree Adjustable Stem Black Clamp Diameter: 26.0mmClamp Diameter: 26.0mmSteer Tube Clamp Diameter: 1"Steerer Tube: 1" ThreadedStem Color: BlackStem Length: 85mmStem Rise: 70-130 deg