The M09 rear doorway-mounted manually-controlled 20 mm  gun  is consisting of cradle-mounted 20  x 110 mm  M55 (HS 804) automatic cannon  on  rear doorwey mount  and manually controlled by operator by cradle – mounted integrated FCS. Weapon is feeded by belt-feeded from ammunition box.

The main techical data:         

• Dimensions of the pod   ~500x500x3000 mm
• Type of fire                                                                        

                                          short burst, 5 rounds

                                          Long burst, 9 rounds

                                         Continuous firing

• Power supply voltage                                    28 V
• Caliber                                                               20 mm
• Barrel length                                                      70 calibers
• Cannon weight                                                 ~49 kg
• Muzzle velocity                                                 ~850 m/s
• Rate of fire                                                         ~650 to 750 rounds/min
• Working principle                                             gas-operated

Integrated, cradle - monted FCS is consisting of:

-    Daylight  Sight with integrated laser rangefinder

-    Passive night sight, II gen.

-    Display

-    Reflex sight

-    Rectification scope 

-    CCD TV cameras, 2 pcs.

-    Power supply