Ritchey Adjustable road stem, (26.0) 100mm black Clamp Diameter: 26.0mmClamp Diameter: 26.0mmLength: 100-129 mmSteer Tube Clamp Diameter: 1-1/8"Steerer Tube: 1-1/8" ThreadlessStem Color: BlackStem Length: 100mmStem Rise: +/- 40 degStem Rise: 40 degWeight: 224g