The normal SMG takes advantage of a 10.five inch barrel with the conventional “hen cage” flash suppressor and typical carbine handguards. The barrel provides a chrome lined bore and chamber. The barrel can be produced in 16-inch size with the industrial/LE carbines. As you would assume, it functions an ejection https://colt105upper72838.full-design.com/the-fact-about-colt-10-5-inch-9mm-smg-upper-receiver-assembly-that-no-one-is-suggesting-69390828