The lock is designed to install the PT-1 and PT-3 stocks to a weapon. This model is designed for installation on the AKS-74 and AKS-74U folding assault rifles. Manufactured by Zenit.
| Skier | ₽3,713 |
| Flea Market | ₽9,766 |
| Flea Market | ₽7,897 |
| Jaeger | ₽1,936 |
| Mechanic | ₽1,807 |
| Prapor | ₽1,614 |
| Ref | ₽1,614 |
| Skier | ₽1,581 |
| Fence | ₽968 |
| Peacekeeper | $12 |