the meaning of 30-60 rounds is if how many bullets have been loaded into a magazine of a gun.
the 30-60 round refers to the bullets that your magazine can only hold.
.30-06 rounds for example if you have a colt 45 and the magazine of your gun can only hold 7 bullets so, it can shoot for 7 rounds. so it refers to the number of the bullets you have loaded to your magazine.
by nhuj February 1, 2017
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