Assertion: submachine gun's fire | /r/HasProperty | 900 rpm
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text: On the downside, it's wasteful due to very high rate of fire (900 RPM), large (not a problem as such for heavy infantry, but tank crews and paratroopers need something smaller), heavy even with the small magazine, let alone drum (though if it wasn't, high rate of fire could be a greater problem) and known to drop fire (if far from the worst in this).