| SN | Part No. | Description | Qty. |
| 1 | G15-4F4700-23ARM | Top Sub | 1 |
| 2 | G19-24109R | Check Valve | 1 |
| 3 | G17-210610 | Spring | 1 |
| 4 | G27-080610 | Buffer Ring | 1 |
| 5 | G25-4F4700 | Top Valve | 1 |
| 6 | G10-4F4700 | Control Tube Head | 1 |
| 7 | G39-11086A | Control Tube Pin | 1 |
| 8 | G27-060405/A | Buffer Ring | 1 |
| 9 | G11-4F4702 | Tube | 1 |
| 10 | G52-4F4701 | Piston | 1 |
| 11 | G45-4F4701 | Wear Sleeve | 1 |
| 12 | G89-080430 | Piston Retainer Ring | 1 |
| 13 | G65-4F4700 | Guide Bush | 1 |
| 14 | G37-06203H | O Ring for Guide Bush | 2 |
| 15 | G99-080515 | Bit Retainer Ring | 1 |
| 16 | G37-07504H | O Ring for Bit Retainer Ring | 1 |
| 17 | G75-4F4700 | Driver Sub | 1 |
| G4F4700DIK | Seal Kit | 1 | |
| G34-4F4700DI-23ARMS | Hammer Assembly | 1 | |
| G36-56978121S | 4-3/4" K4 Button Bit | 1 |
