| Item | Part No. | Part Name | Qty | Serial No. |
| 21W-71-00031 | BLADE ASS'Y | 16178- | ||
| 21W-71-00030 | BLADE ASS'Y | 15001-16177 | ||
| 1 | \6\ | BLADE | 16178- | |
| \6\ | BLADE | 15001-16177 | ||
| 2 | 07144-10505 | BUSHING | 15001- | |
| 3 | 21W-71-21160 | EDGE | 15001- | |
| 4 | 10G-72-21270 | BIT | 15001- | |
| 5 | 02090-10845 | BOLT | 15001- | |
| 6 | 02290-10813 | NUT | 15001- |