1. Material: aluminum alloy + bearing 2. Applicable frame: The upper inner diameter of the head tube is 44 mm, and the lower inner diameter is 44 mm 3. Front fork: standard vertebral canal front fork, upper 28.6mm, lower 39.8mm 4. Heat-treated high-strength aluminum alloy material, high-quality CNC machining, light weight but high strength 5. High-quality double-sealed bearing structure, smoother and quieter than steel ball bearings 6. The rubber waterproof ring provides anti-corrosion, water-proof and sand-proof effects 7. The anodizing process forms a dense protective film on the aluminum surface, which not only makes the color more beautiful, but also protects the aluminum alloy body more effectively 8. Weight: 126 grams
