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  1. Uppers, Lowers, Barrels and Parts
    Just looking for some input on which folding stock adapter would be best for a a UBR stock on a 556ER/M4 style lower. I was looking at the MDT fixed-to-fixed adapter, but since I don't have any experience with folding adapters I don't wanna jump on anything till I get as much info as I can. Plus...
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