Quote:
Originally Posted by stiab
There is some factor that makes a Model 66 suitable for .357 Magnum and the Model 67 not (and there are many other examples). If it is not heat treating, then I don't know what it could be. I would love to have some accurate information form an inside source.
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According to the Standard Catalog of S&W, 3rd, the K-Frame 357s are "slightly larger than a standard K-Frame in the yoke area." Also, looking at the entry for the Model 64, it appears that the heavy bull barrel 38 Special models used the same frame as the 357 models.