Six Pack Retainer Ring is for Six Pack Pro reloading presses produced year 2024 and earlier. (Codes = 91823, 91899, 91918, 91919, 91900, 91901, 91902, 91903, 91904, 91905, 91906 and 91907). Retainer ring installs on top of carrier, must be installed when reloading cases with a rim diameter less than .430" (11mm).
We no longer have stock of these retainers. You can update the carrier cover on your press and this retainer ring is no longer required to be installed, or if you are a USA customer, consider shipping in your press to add the case sensor feature.