This is as can be seen a Mec Primer Seat Assembly Part Number which includes the the 9000 and the Mec Grabbers. It includes Mec installation instructions for all Mec reloaders.
All MEC reloaders incorporate features that allow you to produce shotshells that will outperform factory loads at a fraction
Useful And Informative Infographics Poster Designs - Infographic
Transferable Points Showdown – Which Program Wins?The Points Guy
MEC Super Sizer 16 ga Shotgun Shell Reloading Resizer SS77 #MEC