MSW 17° stems raise the bar--literally--for what riders can expect from an inexpensive stem. Available in lengths from 60-120mm for custom-fitting. Rigorously tested to ISO-4210 Mountain qualification standards. FEATURES: Tested to ISO 4210 Mountain standards 3D-forged for increased strength, then CNC-machined 4-bolt faceplate for easy installation Bead blasted & anodized black finish SPECS: Material: Aluminum Color: Black S.H.I.S. Stem Clamp Diameter: 28.6mm Bar Clamp Diameter (mm): 31.8mm Stack Height: 40mm Stem Angle (deg): +17 , -17