Originally Posted by SmithNut

FYI, there were some early models of the M457D delivered that had second strike capabilities, but later all the guns operated like the traditional S&W DAO models, i.e., they did not have second strike capabilities, I can confirm that the one I owned (pictured above) did not have the second strike feature. Still a neat gun in either case. These did also feature a plastic recoil spring/rod assembly, however I changed mine out for one of the metal models found on the majority of the S&W DAO models.