What would have a better punch, a .223, .308 or 6.8mm? Im thinking about picking up a 6.8mm Rock river arms ar15.
The biggest one....
What would have a better punch, a .223, .308 or 6.8mm? Im thinking about picking up a 6.8mm Rock river arms ar15.
welp i just spent too much money
Shoot...you're just getting started! It gets worse...trust me.
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