COLT 9MM UPPER FUNDAMENTALS EXPLAINED

Colt Firearms Colt's Producing Corporation, formerly Colt's Patent Firearms Production Enterprise is an American firearms company, Launched in 1855 by Samuel Colt.  It is the successor Company to Colt's earlier firearms-earning attempts, which started in 1836. Colt is known for the engineering, output, and marketing of firearms, most Particul