To claims of broken barrel lugs over at http://gunnuts.net/2012/12/11/kel-tech-pf-9-breaks-after-300-rounds/
I have carried my Kel-Tec PF-9 every single day for more than 3 years. No problems, no issues, no concerns. My experiences with the firearm led a friend to purchase one for himself.
Read Kel-Tec’s response: