| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 21K-70-72113 | ARM | 20001-@ | |
| 2 | 22U-70-27110 | PIN (WELDED) | 20001-@ | |
| 3 | 21K-70-72270 | BUSHING | 20001-@ | |
| 4 | 205-70-73180 | BUSHING | 20001-@ | |
| 5 | 21K-70-72290 | BUSHING | 20001-@ | |
| 6 | 07020-00000 | FITTING | 20001-@ | |
| 7 | 07020-00900 | FITTING | 20001-@ | |
| 8 | 20Y-70-23220 | SEAL | 20001-@ | |
| 9 | 20Y-70-23220 | SEAL | 20001-@ | |
| 10 | 07145-00080 | SEAL | 20001-@ | |
| 11 | 20Y-70-31161 | PIN | 20001-@ | |
| 12 | 205-70-66581 | PLATE | 20001-@ | |
| 13 | 01010-81230 | BOLT | 20001-@ | |
| 14 | 01643-31232 | WASHER | 20001-@ | |
| 15 | 20Y-70-31431 | SPACER, 1.0MM | 20001-@ | |
| 16 | 21K-70-71192 | PIN | 20001-@ | |
| 17 | 205-70-66581 | PLATE | 20001-@ | |
| 18 | 01010-81230 | BOLT | 20001-@ | |
| 19 | 01643-31232 | WASHER | 20001-@ | |
| 20 | 20Y-70-31381 | SPACER, 1.0MM | 20001-@ | |
| 21 | 20Y-70-31391 | SPACER, 2.0MM | 20001-@ | |
| 22 | (\8\707-01-XN520) | CYLINDER GROUP | 20001-@ |