What's in the Box Buntline 45 Colt Single-Action Revolver Owner's Manual New to EMF's Great Western product line is the 12" Buntline. With the deep color case hardened finish, smooth action, and ultra ivory grips, this pistol is a handsome addition to the finest gun collections. The first version of this unique firearm was designed by Colt for Ned Buntline. Manufactured by F.LLI Pietta. Firearm Specifications Manufacturer: EMF Model: Buntline Caliber: 45 Colt Barrel Length: 12" Capacity: 6 Grips: Ultra Ivory Finish: Color Case Hardened