| 25 | Q150B0825 | Hex screw | 2 | SX4255UM2796 | Only installed on WD12 | |
| 26 | Q40108 | Washer | 2 | lightweight | Only installed on WD12 | |
| 27 | DZ9100570004 | Plate | 2 | Only installed on WD12 | ||
| 28 | Q40308 | Spring washer | 2 | Only installed on WD12 | ||
| 29 | Q340B08 | Hex nut | 2 | Only installed on WD12 | ||
