A standard retracable stock for old versions of MP5A3 submachine gun manufactured by Heckler & Koch.
| Peacekeeper | $121 |
| Flea Market | ₽27,835 |
| Flea Market | ₽26,666 |
| Jaeger | ₽8,233 |
| Mechanic | ₽7,684 |
| Prapor | ₽6,861 |
| Ref | ₽6,861 |
| Skier | ₽6,724 |
| Fence | ₽4,116 |
| Peacekeeper | $50 |