This is an easy tutorial on how to Pack-A-Punch weapons! It didn't show for me because I already pack-a-punched my weapons. Hope you enjoyed have a nice day!
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https://www.youtube.com/watch?v=vMdEKEHd-2s
Man I really love this weapon. Especially with the One Shot sniper. But hope you enjoyed the video! Have a good day!
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https://www.youtube.com/watch?v=E1XNXDC2sjE