If anyone wants info on how to do a very simple and effective trigger job, click here.
Epoxy is a glue, a very strong one. A trigger block is a front or back block on your trigger frame, which will make your trigger pull shorter. So you wont need one. And to get the sleeve over the pin, just pop the pin out GROOVES FIRST, and hold the sleeve in place then put it back in GROOVES LAST.