| SN | Part No. | Description | Qty. |
| G34-4S4500S4-23 ARMR/1 | Hammer Assembly | - | |
| 1 | G15-4S4500-23ARM/1 | Top Sub | 1 |
| 2 | G37-06603H | O-Ring | 1 |
| 3 | G37-05103H | O-Ring | 2 |
| 4 | G19-14105R | Check Valve Dart | 1 |
| 5 | G17-110513 | Check Valve Spring | 1 |
| 6 | G25-4S4500 | Check Valve Guide | 1 |
| 7 | G47-1116NA | Choke | 1 |
| 8 | G39-12076A | Feed Tube Retainer Pin | 1 |
| 10 | G35-4S4500 | Feed Tube | 1 |
| 11 | G52-4S4500 | Piston | 1 |
| 12 | G45-4S4500 | Piston Case | 1 |
| 13 | G89-080430 | Piston Retainer Ring | 1 |
| 14 | G37-06803H | O-Rings | 3 |
| 15 | G65-4S4500 | Guide Sleeve | 1 |
| 16 | G99-070412 | Bit Retainer Ring | 2 |
| 17 | G75-4S4500 | Driver Sub | 1 |
| 18 | G4S4500S4K | Seal Kit (2,3,5,7,8,13 & 14) |
