Turn it over and look at the left side. If there is a "pimple" above the cylinder release, that is the internal lock. If there is no pimple, there is no internal lock.
This is an older thread, you may not receive a response, and could
be reviving an old thread. Please consider creating a new thread.
Smith And Wesson Forums
A forum community dedicated to Smith & Wesson firearm owners and enthusiasts. Come join the discussion about performance, gunsmithing, troubleshooting, reviews, accessories, classifieds, and more!
