*This is for a project I'm working on with a friend, and somewhat to satisfy my curiosity.
Some different breastplate types, for reference.
Passier Auriga 5-Point
Mons 3-Point (attaches to billets, not dees).
3-Point (minus wither bridge).
3-Point (with wither bridge).
2-Point (dee attachment).
2-Point (billet attachment).