| Port | Guangzhou/ Shenzhen |
| Packaging | 1piece/one plastic bag |
| Lead Time | 15~20days |
| Components | Freewheel | Freewheel Speed | 9 |
| Gear Teeth | 36 - 42T | Material | Rolled Steel |
| Place of Origin | Guangdong, China (Mainland) | Brand Name | YUMEI |
| Model Number | CS-M9011 | Model | CS-M9011 |
| Speed | 11S MTB | Size 1 | 11-13-15-17-19-21-23-26-30-34-40 |
| Size 2 | 11-13-15-17-19-21-24-28-32-36-42 | Surface Treatment | Nickel Plated |
| Sproket Material | Rolled Steel | Lock Ring | Steel |
| Weight | 522G |
Room 301, Area 2, Building 1, Panshan Venture Center, Panyu Energy Saving Technology Park, No. 537, North Of Panyu Avenue, East Ring Road, Panyu District