| 1 | Nut M6 |
| 2 | Setting panel |
| 3 | Spring patch |
| 4 | Handgrip |
| 5 | Washer |
| 6 | Bolt M5×25 |
| 7 | Regulating spring |
| 8 | Support panel assy |
| 9 | Spring |
| 10 | Back spring |
| 11 | Fine regutaling spring |
| 12 | Pulling rod |
| 13 | Lock bolt |
| 14 | Regulating arm |
| 15 | Nut M6 |
| 16 | Regulating frame assy |
| 17 | Bolt M6×12 |