Tags: Weapon.
The AT4 (also variously AT-4 AT4 CS AT4-CS or AT-4CS) is an 84-mm unguided portable single-shot recoilless smoothbore weapon built in Sweden by Saab Bofors Dynamics (previously Bofors Anti-Armour Systems). Saab has had considerable sales success with the AT4 making it one of the most common light anti-tank weapons in the world.The designation CS represents confined space referring to the propellant charge being designed to operate effectively within buildings in an urban environment.