COLT M4 CARBINE OPTIONS

IIRC, it had been when rifles stopped transport with a have deal with, sling, cleansing package, steel mags and began showing up with the MBUS and also a 30 Pmag.+one the Troy MLOKs get the job done very well if you don't want to tug the gas block and replace the barrel nut. When you are high-quality with replacing the barrel nut then sky's the Res