The Dillon .44 Mag Super 1050 Caliber Conversion Kit is a box of the calibre-specific items required to convert your Dillon Super 1050 progressive reloading machine to be able to load .44 Mag calibre ammunition. Dies are not part of this kit, and should be procured separately.
If you don't already have it, you may require the large pistol case feeder plate (#21072), available seprately. The case feed spacer washer (#13703, supplied with the original case feeder assembly) should be installed for this calibre. You may also require the large primer system for this calibre (#20476).