Call S&W or visit their website.
Go to Smith and Wesson's website. You can request a manual or download it for free
Follow instructions in the owner's manual. If you don't have one, you can get one for free at Smith and Wesson's website.
You can get a manual for free from S&W on their website.
You can get an owner's manual at the S&W website.
Go to S&W's website and request a manual.
You can request a owner's manual for free at the S&W website.
You can get a owner's manual by requesting one at the S&W web site.
You can request a manual for free at S&W's web site.
Go to S&W website and request a manual
Go to S&W's website and you can request a manual for free.
Go to S&W's website and download a manual.
Ask a gunsmith for help.