| Item | Part No. | Part Name | Qty | Serial No. |
| 20M-57-61100 | SEAT | 5001-@ | ||
| 1 | 20M-57-61110 | SEAT | 5001-@ | |
| 2 | 20M-57-61120 | REST,ARM | 5001-@ | |
| 3 | 20M-57-61130 | GUIDE | 5001-@ | |
| 4 | 20M-57-61140 | PLATE | 5001-@ | |
| 5 | 20M-57-61150 | STOPPER | 5001-@ | |
| 6 | 20M-57-61160 | WASHER | 5001-@ | |
| 7 | 20M-57-61170 | E-RING | 5001-@ | |
| 8 | 20M-57-61180 | BOLT | 5001-@ | |
| 9 | 20W-57-11111 | BRACKET | 5001-6005 | |
| 10 | 01010-50820 | BOLT | 5001-@ | |
| 11 | 01643-30823 | WASHER | 5001-@ | |
| 12 | 01010-50820 | BOLT | 5001-@ | |
| 13 | 01643-30823 | WASHER | 5001-@ | |
| 14 | 20M-57-48311 | BRACKET | 5001-@ | |
| 15 | 20M-57-19250 | HOOK | 5001-@ | |
| 16 | 111-86-19535 | SPRING | 5001-@ | |
| 17 | 111-86-19545 | PIN | 5001-@ | |
| 18 | 04025-00324 | PIN,SPRING | 5001-@ | |
| 19 | 01010-51020 | BOLT | 5001-@ | |
| 20 | 01643-31032 | WASHER | 5001-@ | |
| 21 | 01010-50816 | BOLT | 5001-@ | |
| 22 | 01643-30823 | WASHER | 5001-@ |