M-37 Is a long range guided missile launcher with a huge fire power , It can destroy any thing it hits
The truck also have a defence system ( 23mm Gatling gun , 4 SAMs and 4 Anti-Tank Missiles )

Activation Groups

AG1 : Switch on missile engine
AG2 : Detach the missile and switch on missile controls
AG3 : Detach missile orbit cam
AG4 : Switch on defence system
AG7 : Switch on missile turret and spread legs
AG8 : Switch on truck engine and controls

Controls

Ground traveling : Activate AG8 and pitch to go forward and backwards , roll to turn right and left

Missile Controls : First Activate AG7 when it completes... switch off Landing Gears , wait until the truck goes higher than the ground them aim the missile where you want then activate AG1 to power up the engine... when its 100% activate AG2 so the missile leaves the truck and you start contolling it with the default plane controls.... theres a first view camera with a crosshair looks like ( T ) so you now hows the missile flying and control it in right way

Missile Orbit Cam : Before you reach your target within like 3 miles Activate AG3 so you can enjoy the view of destruction you've just made after the missile hit its target

Defence System : Activate AG4 and choose the turret cam , use VTOL to aim up and down and use trim to aim left and right.

Hope you enjoy it :D

NOTE : Play this on high physics settings also dont launch the missile in slow motion mode