In the nose cone that are on the FRD and IA1. We may be talking about different setups if you have a IAxx. Either way if you have a 5 port junction A that’s all you need. They are a big bigger than the 3 port junction A though, so maybe the extra B junction may be because the 5 port won’t fit.
the world's still turning? >>>>>>> the world's still turning
the world's still turning? >>>>>>> the world's still turning