This Airgunsmith Modified Trigger for the Legacy 1000 177 & 22 will make the Legacy 1000 a true pleasure to use as well as increasing your accuracy 

This is a fast and simple procedure, after removing the trigger drill a hole 1/8" from the step (see red arrow) use the seam from the casting for centering  then tap with 5-40 tap use a slow twist in, then twist out 1 or 2 threads at a time it's plastic go slow and make sure to cut the threads and not push them into being, install 5-40 5/16 screws. we cut new threads for both the front and back screws.

Be careful do it right do it once