Bushmaster 17s

matthias

Terminal lurker
Full Member
Minuteman
Dec 12, 2011
252
114
bismarck north dakota
My Google/bing/duckduck go skills have failed me.

Has anyone here removed the barrel from a bushmaster 17s bullpup? Do "standard" ar barrels fit? Or is there a proprietary barrel extension etc? Thinking about doing a socom thumper , either 458 or 375.
 
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