The Peabody Arms Peabody Rifle .45 Gov is a usa-made falling block rifle chambered in .45 Government, introduced in 1862. Primary use: collector. Type: Rifle Action: Falling Block Caliber: .45 Government Capacity: 1 Year introduced: 1862, USA Weight: 104 oz Overall length: 43.5" Status: Discontinued Military use: Yes Intended use: collector