Wanted to add that NIJ has just done a complete revamping of their ratings and come up with new ratings related to ballistic protection.
https://www.ojp.gov/pdffiles1/nij/307347.pdf
It will be interesting to see what the transition is like.
https://www.ojp.gov/pdffiles1/nij/307347.pdf
It will be interesting to see what the transition is like.