Alycidon Posted February 4, 2011 Report Share Posted February 4, 2011 That has flicked my switch too, De Silva. Though i shudder to think what the barrel life would be. 20BR using 29.5 N150 is about 1200 rounds, I would guess 20 x 47 would be about 900-1000. A Link to comment Share on other sites More sharing options...
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