- Stud gb899-a-m18*1.5*50flzny-12.9-480
- Drawing No：4012010119
- Plate
- Drawing No：27120177501
- Frame bottom limit block
- Drawing No：4110705698
- Seat
- Drawing No：27120177471
- Bolt gb5786-m16*1.5*35epzn-8.8
- Drawing No：4011000351
- Seat
- Drawing No：27120177461
- Seat
- Drawing No：27120177481
- Plate
- Drawing No：27120177551