1. The tube body is equipped with a safety line, with clear identification and easy installation.
2. About 3mm thick pipe wall, not easy to break
3. Aluminum alloy material, sturdy and durable
4. Material: 6061 aluminum alloy
5. Adaptation: generally suitable for folding bikes, mountain bikes
6. Diameter: about 25.4/27.2/28.6/31.6mm
7. Length: about 35cm
8. Weight: about 163 grams for 25.4mm, about 188 grams for 27.2mm, about 186 grams for 28.6mm, and about 175 grams for 31.6mm