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Page AR-15 » AR Variants
AR Sponsor: bravocompany
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Posted: 11/2/2006 6:46:43 PM EDT
I'm actively looking to buy an AP-4 .308.  I'd like to know if the FSB/Gas Block is a standard M16A2/AR variety?  You know so I can swap them out if I wanna?  What about the FF tube?  Standard AR or something proprietary to the .308 version?  Thanks
Link Posted: 11/2/2006 6:54:36 PM EDT
[#1]
i thought the fsb is .750", but someone with one back me up.  i know it is not the right height for a flattop.  needs a special .308 ff tube, barrel nuts are diff between manufacturers as well.
Page AR-15 » AR Variants
AR Sponsor: bravocompany
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