IIRC, most do this mainly because there's no other firm that can be blamed Should the handloader's QC fails. +P and +P+ are criteria, along with the suppliers I've spoke to haven't had a difficulty. I will check out to search out my 92FS guide later, IIRC it did specify that +P and +P+ have been wonderful.My 92 was as trustworthy as any glock or si