NEW STEP BY STEP MAP FOR COLT SMG UPPER RECEIVER

The normal SMG works by using a 10.5 inch barrel with the common “chook cage” flash suppressor and frequent carbine handguards. The barrel features a chrome lined bore and chamber. The barrel can be produced in sixteen-inch size to the commercial/LE carbines.I've dabbled while in the NFA planet for 30 yrs and have never found these made availab