 Dempsey proposed an attack consisting solely of armoured divisions, a concept that contradicted Montgomery's policy of never employing an unbalanced force.By mid-July, the Second Army had and in the bridgehead, of which in reserve to replace losses.The armoured element of the Second Army consisted of the Guards Armoured Division, 7th Armoured Division and the 11th Armoured Division and the 4th Armoured Brigade, 8th Armoured Brigade, 27th Armoured Brigade and 33rd Armoured brigades, the 31st and 34th Tank brigades and the 2nd Canadian Armoured Brigade.