The classic details of the time honored original are reproduced in today's semi-auto thompson 1927-a1.This.45 caliber pistol features a 10.5" finned barrel and genuine american walnut woodwork.It has a blade front sight with an open rear adjustable sight.This lightweight deluxe pistol model features an aluminum frame and receiver with a black anodized metal finish, and a horizontal forearm and pistol grip.It includes one 100-round drum magazine.Metal Finish: Black Hardcoat AnodizedType: TacticalAction: Semi-AutoCaliber: 45 ACPBarrel Length: 10.50"Capacity: 100rdSafety: ManualGrips: American WalnutSights: Blade Front, Adjustable RearWeight: 93.90 ozOal: 41"Barrel Length Range: 10" to 10.99"Weight Range: 80 oz and Over