Lee Pro Shell Plate 4 for quick caliber change for the Pro 1000 Press. For the 222 223 380 Auto 32 S&W Long 32 H&R Magnum and similar cases.
An advantage of using this shell plate is that no tools are needed to change from one shell plate to another. The manufacturer notes that the Primer Attachment is required to change to a different caliber with a different size primer.
