| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 56B-50-3A211 | Arm | 5129- | |
| 2 | 56B-50-22330 | Bearing | 5129- | |
| 3 | 56B-50-32810 | Plate | 5129- | |
| 4 | 01010-81440 | Bolt | 5129- | |
| 5 | 01643-31445 | Washer, Flat | 5129- | |
| 6 | 56B-50-12261 | Rod | 5129- | |
| 7 | 56B-50-12341 | Bushing | 5129- | |
| 8 | 56B-50-12240 | Plate | 5129- | |
| 9 | 01010-81025 | Bolt | 5129- | |
| 10 | 01643-31032 | Washer | 5129- | |
| 11 | 01643-32460 | Washer | 5129- | |
| 12 | 01580-12419 | Nut | 5129- | |
| 13 | 419-09-11130 | Bolt | 5129- | |
| 14 | 56C-50-22231 | Bracket | 5129- | |
| 15 | 56B-50-32230 | Bolt | 5129- | |
| 16 | 56B-50-32240 | Bolt | 5129- | |
| 17 | 419-09-11180 | Bolt | 5129- | |
| 18 | 56B-50-12410 | Bolt | 5129- | |
| 19 | 56C-50-12420 | Bolt | 5129- | |
| 20 | 01643-32460 | Washer | 5129- |