II cannot recall if the LCP locks back on the last shot, but the Smith absolutely does.
How do u know if it is the newer model lcp vs the old one?
Easiest method I've seen online is to look at the serial #. New design serial #'s don't have any hyphens - ie. NOT "371-xxxx" but instead "397xxxx". Otherwise you'd really need to have an old and new side by side to really see the differences, unless you're REALLY an LCP nerd...
Which I may be accused of being....
How do u know if it is the newer model lcp vs the old one?