Comparator – Headspace insert bushings


Categories: , , SKU: Comparator - Bullet ogive insert bushings-1 Tags:


  • Attach a MAMBA Headspace insert bushing to the Comparator Body to measure cartridge Headspace from the cartridge case head to shoulder;
  • Our purpose is to measure the headspace of a fired case before and after resizing to control the amount of resizing to the case;
  • This is used to limit the amount of resizing of the brass to the minimum.

Additional information


.330, .350, .375, .400, .420


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