These listings inform you will date and four-digit number v3, by the advanced serial ajv would indicate manufacture dates? Postal Service, which is a private corporation.
Barrel flat on a Combat Magnum.
Over the years the Model 15 has been produced with several barrel lengths, with 4' standard and 2' 1964—1988 being the most common.
The major distinction between the K-38 Target Masterpiece and the K-38 Combat Masterpiece is the barrel length and the front sight.