Went there yesterday myself (3 hour drive, although that was not the sole purpose for the trip, I was looking forward to shopping there) and that was my experience as well. You can look from 6 feet away but not touch. Unreal.
I have owned several and still have at least one. As far as the dreaded "trigger gremlin" I was informed that if you get it, there is a fairly easy fix for those who do machining and certain generations will not have the issue. I will attempt to find the information on that, if needed.
When they...
https://www.theoutdoorstrader.com/threads/fs-300-kel-tec-sub2000-40-glock-22-version-gen-2.1854725/
My Kel-tec sub2000 gen 2, Glock 22 configuration is listed for $300
I am doing the same thing and I ordered my stripped lowers online. I couldn't find any stripped Glock lowers (or uppers) at any gun stores. Some online stores have had them as low as $50 (before the fees and all, as you stated). So, that was acceptable to me.
And @whiskerz is correct, it will...