StaticMeshComponent

item.h

UCLASS()
class SLASH_API AItem : public AActor
{
	GENERATED_BODY()
	
public:	
	AItem();

private:

	UPROPERTY(VisibleAnywhere)
	UStaticMeshComponent* ItemMesh;
};

item.cpp

AItem::AItem()
{
	PrimaryActorTick.bCanEverTick = true;

	ItemMesh = CreateDefaultSubobject<UStaticMeshComponent>(TEXT("ItemMesh"));
	RootComponent = ItemMesh;
}