benelliwerkes whom has posted quality pictures to many posts has a great manual for sale "Anatomy of the Benelli M4 Super 90. Purchased it this past weekend and for sure it is a top quality manual that every M4 Owner should have in their library.   Send him a private message requesting info on the manual.   Disclaimer: He isn't my son and or relative, I have no financial gain from posting this info. Just wanted to present you with what I consider a very valuable resource for M4 owner