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METRIC MILITARY 10mm UPWARDS /
12.7 X 53 SNIPER XPL BY BERTRAM
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METRIC MILITARY 10mm UPWARDS
12.7 X 53 SNIPER XPL BY BERTRAM
12.7 X 53 · 1 headstamp · 1 scan
| Calibre | 12.7 X 53 |
| In the cabinet | METRIC MILITARY 10mm UPWARDS · 2 images |
Reading the headstamp
12 o'clockMaker's name or factory code
6 o'clockCalibre or year of manufacture
CentrePrimer — Berdan or Boxer, and any seal colour
Research notes
This was an experimental cartridge based on the 500 Jeffery case, developed around 2002 – 2003 by Bertrams for a potential sniper rifle system for the USMC.
Provenance
2020Catalogued in the collection
2023Record last revised · 2023-05-11
Same drawer
