British Ordnance Collectors Network

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squeeze bore

  1. 5

    50 BMG Squeeze bore round

    Here is a cut away of a Spotter tracer and US 50 Cal Squeeze bore round. The squeeze bore was an experiment to up the fire rate of a 50 machine gun. Five copper projectials were loaded into a round and then with a special barrel the 50 slugs were squeezed into 5 30cal rounds for use against...