FMFXTR Aluminum Alloy Mountain Bike Extended Seat Post, 25.4x350mm (Black), 25.4x350mm (Red), 25.4x350mm (Blue), 25.4x350mm (Silver), 27.2x350mm (Blue), 27.2x350mm (Silver), 27.2x350mm (Black), 27.2x350mm (Red), 28.6x350mm (Black), 28.6x350mm (Red)...

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