ISIS's improvised mechanized units in fight to hold Mosul
In the end, the best they could do was prolong a losing battle. The enemy has found the means to create objects that can kill a lot of people, but they are not enough to overcome a military operation against them. The design looks like it may be somewhat effective against small arms fire but would be no match against modern armored vehicles.
These are the suicide cars and trucks that made the battle of Mosul so bloody
To carry out some of its deadliest attacks, the Islamic State weaponized everyday vehicles — from sedans to tractors — for use as precision-guided munitions.