This was necessary for carrying the heavier armour, also the 6-inch battery which replaced the 4-inch of the previous classes.
Le kwakuyimfuneko ukuthwala iinqwelo zokulwa ezinqatyiswe kakhulu, kwakhona ibhethri ezi-intshi ezintandathu eyathatha indawo yee-intshi ezine ezodidi olwangaphambili.