The 1873 deluxe alchimista iii features a set back wider trigger, and lowered hammer, while adding a distinctive octagonal barrel.It retains the physical configuration of the standard version, but aesthetically takes it to a whole new level, in engraved barrel, cylinder, and frame forming a beautiful contrast making it stand out from the rest.Frame Description: Steel FrameAction: SAOCaliber: 45 Colt (LC)Barrel Length: 5.50"Capacity: 6Hammer Style: ExposedGrips: Checkered Walnut ArmySights: Blade FrontCylinder Finish: Blued EngravedBarrel Finish: Blued EngravedBarrel Length Range: 5" to 5.99"