A railgun seems like something that only top-secret government weapons programs can have, right? But not this railgun, apparently. That's because this railgun, the GR-1 Anvil, is something you can ...
The world's first commercially available portable coilgun 'GR-1' Anvil '' is 'the most powerful coilgun ever sold to the general public and probably the most powerful portable coilgun ever ...
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