How steady are your hands with a hack saw and file?
Ya may have to trim a tad off the end of the inner barrel. Other option too is to put a small outer barrel barrel extension on, but then you loose the 100% look.
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Technical Crew Rifleman (Nightfall II)
Technical Crew Cheif (Nightfall III)
Technical Crew Cheif (Nightfall IV)
First Wave Agent (Dark Zone)
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