Originally Posted by propellerhead
I've been on this forum for a while and haven't really noticed any high failure parts. You should buy a Keltec so you can keep parts on hand.
I can't really think of any parts that fail.
I have a lot of spare parts, but they're more for loss while cleaning than anything else. I've lost a spring once while cleaning; I now have backups for most of the springs. I also have pins, an ejector, and a spare new guide rod for my 9mm.
You can get most of these things direct from SA, and several XDTalk sponsors offer them as well.
Here's a link to my cache of spare parts: