[QUOTE=mike24d20;514096]Question. can a pistol length buffer spring an tube be used if building a 20 inch ar, or would the extra pressure generated ruin the tube an spring assembly?[/
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[QUOTE=mike24d20;514096]Question. can a pistol length buffer spring an tube be used if building a 20 inch ar, or would the extra pressure generated ruin the tube an spring assembly?[/
What...