[charlesbigford]

Can you put a H&K USP 9mm barrel and slide and buffer on a H&K USP 40 S&W frame ? I have found the parts at a good price and would like the option to shoot 9mm and 40 S&W off of the same frame.

 

[ScrubJ]

You might want to post your question with these guys. If someone at the site can't answer it, good luck. http://hkpro.websolv.com/