| Item | Part No. | Part Name | Qty | Serial No. |
| 1 | 20M-30-31210 | BRACKET | 2501- | |
| 2 | 20M-30-11330 | SPRING | 2501- | |
| 3 | 20M-30-31222 | CYLINDER | 3101- | |
| 3 | 20M-30-31221 | CYLINDER | 2501-3100 | |
| 4 | 01590-11821 | NUT | 2501- | |
| 5 | 04050-14035 | PIN | 2501- | |
| 6 | 07000-13030 | O-RING | 2501- | |
| 7 | 07001-03030 | RING | 2501- | |
| 8 | 20M-30-31250 | SEAL | 3101- | |
| 8 | 707-56-30510 | SEAL | 2501-3100 | |
| 9 | 20M-30-31231 | ROD | 2501- | |
| 9 | 20M-35-31230 | ROD,(FOR RUBBER SHOE) | 2501- | |
| 10 | 20M-30-31240 | VALVE | 2501- | |
| 11 | 07020-00675 | FITTING | 2501- | |
| 12 | 01010-51025 | BOLT | 2501- | |
| 13 | 01602-21030 | WASHER | 2501- |