300 aac blackout

GA Firing Line
  1. sinwagon71

    300 AAC Blackout to factory crimp or not

    All I am new to the 300 Blackout reloading and when seating 110gr FB bullets to an OAL of 2.1 seems there is just not much bullet for the case to purchase cases are trimmed to 1.35 to 1.36. Is anyone loading these using a factory crimp die to tighten them up a bit. So far all have shot fine but...