1. With safety identification line, easy to install
2. Thickened pipe wall, not easy to break
3. Matte surface, anodized, durable
4. The angle of the seat cushion can be fine-tuned
5. Material: 6061 aluminum alloy
6. Diameter: about 25.4/27.2/28.6/30.4/30.8/31.6mm
7. Length: about 35/45cm