AR15 Buffer Tube, AR Buffer Tube & A1 A2 Buffer Tube Kit

Buy online best, reasonably priced, cheap and inexpensive AR-15 fixed rifle stock a2 buffer tube kit 223/5.56, ar15 buffer tube, ar buffer tube that includes mil-spec rifle length buffer tube, rifle length buffer spring of 39 Coils, screw length of 1.18'' 30mm and can screw inside width of 2mm gas vent port. https://www.ar15handguard.com/a2-buffer-tube-kit-rifle-length-fixed-stock-buffer-tube-kit-a1-a2-ar15-223-5-56-rbt