- Frame
- Drawing No：27140178491
- Reinforcing beam assy
- Drawing No：27140188351
- Middle seat
- Drawing No：27140124731
- Plate
- Drawing No：27140138171
- Bolt gb5786-m16*1.5*60-12.9
- Drawing No：4011010219
- Plate
- Drawing No：27140185341
- Crossbeam assy 1
- Drawing No：27140203371
- Right connecting plate 2610*682*10
- Drawing No：27140188301