I welcome you.
Weapon RPO Shmel.
Why at this weapon size WARHEAD such small is specified?
Real diameter 93mm, and kill excellent... WARHEAD should be not less than 5-6 and if to consider that a charge at RPO-A - thermobaric probably WARHEAD should be even more.
Here links in English:
http://www.warfare.ru/?lang=&catid=278&linkid=1847
http://www.pwgs.org/products/army/shmel.htm