MoCo Bought a rifle that takes AICS mags. It arrived w/ one PMAG10 AC. Thats really long if making use of inclined (TIL AICS mags are single stack.) I want to acquire a handful of 5rd variations. Searching online I recognize magpul has new 'Sig Cross' variations w/ a follower that has a little bit feed lip in the entrance to assist if loading singl