The 3rd most popular Carbine weapon of The American Civil War – in The Union Army, The Burnside Carbine was named after Army General Ambrose Burnside (one time Commander of The Army of The Potomac). A 'single-shot, Breech Loading weapon (unusual for a Carbine) – fired a .54 Cal. Lead Ball. The Burnside was innovative in that it used a “lever” system which chambered each round securely in the weapons Chamber. Over 6,000 Models were made, and some found their way into The Confederate Army as well. The Burnside had an effective range of 400 yards.