Precision 3D-Net shaped forged shaft interconnects with a precision broached clamp to create a strong, light, and secure stem offering +/-55 degrees range of adjustment. FEATURES: Adjustable from +40 to -32 degrees Stainless bar and stem clamp bolts SPECS: Material: Aluminum Color: Black S.H.I.S. Stem Clamp Diameter: 28.6 Length: 105 Bar Clamp Diameter (mm): 31.8 Stack Height: 40 Rise: Adjustable Weight: 219g Stem Angle (deg): Adjustable