User blog comment:MrDeaf/Strongest PvP fleet （仮）/@comment-749631-20151010084736/@comment-749631-20151010085237

Just replace a 41cm with 51cm and then replace another 41cm with 12.7cm High-angle Gun + Anti-Aircraft Fire Director to strengthen the effect and changte the radar to an air one. I think you know that 51cm give no overload penalty, right?