Drawing showing the installation of a VMR-1 system inside a Mi-4.

1. Conveyer
2. Braces
3. Manual winch
4. Barrier cable
5. Tail boom
6. Lock strut
7. Lock strut underslung pulley
8. Pull cable
9. Rubber boss
10. Blade spring
11. Delivery tray
12. Mines
13. Roller strut