equipments = {

	artillery_equipment_1 = {
		year				= 1934
		
		archetype			= artillery_equipment
		priority			= 50
		visual_level		= 0
		
		is_convertable		= yes
	}
	
	artillery_equipment_2 = {
		year				= 1939
		
		archetype			= artillery_equipment
		parent			= artillery_equipment_1
		priority			= 50
		visual_level		= 1
		
		defense			= 15
		breakthrough		= 7
		soft_attack		= 30
		
		build_cost_ic		= 4
		resources = {
			tungsten		= 1
			steel			= 2
		}
		
		is_convertable		= yes
		
		can_convert_from = {
			artillery_equipment_1
		}
	}
	
	artillery_equipment_3 = {
		year				= 1942
		
		archetype			= artillery_equipment
		parent			= artillery_equipment_2
		priority			= 50
		visual_level		= 2
		
		defense			= 18
		breakthrough		= 8
		soft_attack		= 34
		
		build_cost_ic		= 4.5
		resources = {
			tungsten	= 1
			steel		= 3
		}
		
		is_convertable		= yes
		
		can_convert_from = {
			artillery_equipment_1
			artillery_equipment_2
		}
	}
	
	rocket_artillery_equipment_1 = {
		year				= 1940
		
		archetype			= rocket_artillery_equipment
		priority			= 60
		visual_level		= 0
		
		is_convertable		= yes
	}
	
	rocket_artillery_equipment_2 = {
		year				= 1943
		
		archetype			= rocket_artillery_equipment
		parent			= rocket_artillery_equipment_1
		priority			= 60
		visual_level		= 1
		
		defense			= 15
		breakthrough		= 12
		soft_attack		= 38
		
		build_cost_ic		= 5
		resources = {
			tungsten		= 2
			steel			= 1
		}
		
		is_convertable		= yes
		
		can_convert_from = {
			rocket_artillery_equipment_1
		}
	}
}