The Colt Bisley Model is a type of handgun that was manufactured by the Colt's Manufacturing Company in the late 19th and early 20th centuries. The Colt Bisley Flat Top Target Revolver was created to be a more competition-focused version of the Colt SAA revolver. History of the Colt Bisley The Colt Bisley was released in 1894 and was manufactured u