Features: 1. PURPOSE: Installed between the stem and the front fork to increase handlebar height, especially suitable for long-distance riders. 2. MATERIAL: Made of 6061 aluminum alloy with CNC turning process; surface treated with anodization for enhanced strength, corrosion resistance, and color retention. 3. SPECIFICATIONS: Height – 121 mm; lower tube inner diameter (connects to front fork) – 28.6 mm; upper tube outer diameter (fits stem) – 28.6 mm; weight – 178 g. 4. EASY INSTALLATION: Designed for straightforward installation using original front fork and stem components. Compatible with most mountain bikes, road bikes, and folding bikes. 5. WIDE APPLICATIONS: Suitable for standard mountain bikes, road bikes, and folding bikes. Note: Actual color may vary slightly due to monitor settings and lighting conditions. Allow for a 1–3 cm measurement tolerance due to manual measurement. Material: Aluminum Alloy Size: 28.6 × 121 mm Color/Style: As shown in image Weight: 178 g Package Includes: 1 set of Bike Fork Stem Extender