Thudd Gun

May move up to 4" in the movement phase. May not move through difficult terrain or over obstacles. At short range the enemy may choose to shoot the gun or the crew, at long range it must be randomised. 
The Thudd Gun has an armour value of 10 and if penetrated it is destroyed. 
May fire at targets not visible
See Wargear Rulebook Pg. 54 for full details on firing the weapon