Item Name: Bike Stem Material: Aluminum Alloy Color: Black, Red Adjusting Angle: 35 Degrees Handle Pipe Diameter: 31.8mm Front Fork Pipe Diameter: 28.6mm Specifications: 70mm, 90mm, 110mm Features: Durable, High-Strength, Bicycle Components Size Details: Length: 7cm/2.76", 9cm/3.54", 11cm/4.33" (Approx.) Precision CNC machining, 3D forging and T6 heat treatment make it brighter, high-strength and wear-resistant. Pressure-sensitive labeling design makes it cool. Curved surface machining tool marks can reduce the position of the handle and increase the control stability. The design of the front cover deviated to the center makes the handle and the faucet flattened overall. Made of high-strength aluminum alloy material, the product is wear-resistant and durable. There are 3 models for you to choose from. It is suitable for cycling sports. Notes: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement. Package Includes: 1 x Bike Stem