USED SURPLUS stripped FN M4 CAGE CODE A 3S679.  Square Forge, M4 feed ramps. NO FWD ASSIST OR PORT DOOR INSTALLED

UPPERS ARE USED SURPLUS AS IS/NO WARRANTY/UPPERS ARE SCRATCHED/DINGED/DIRTY INSTALLATION/INSPECTION SHOULD BE DONE BY QUALIFIED GUN SMITH

UPC
MFG FN
MODEL CAGE CODE A 3S679 SQUARE FORGE USED SURPLUS
TITLE FN STRIPPED UPPER CAGE CODE A 3S679 SQUARE FORGE USED SURPLUS

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