Originally Posted by opoefc

Before you order a letter, because you are assuming the gun is an original target model, I would suggest that you make sure it is and left the factory as a target gun. You do that by removing the read sight & sight base and see if the gun's serial number is stamped on the bottom of the base. If so, it's left S&W in target configuration. If no serial number, then the target sights were added later and you may also find a date code on the left grip frame for the month & year that the alteration was done. Ed.