Elk hunter watch a U-Tube video on the swap out. The only trick or tip is to leave the drift pin holding the bolt stop in place with enough protrusion to keep the stop in position. The spring is fiddly to get back on and is the only thing I have screwed up on a trigger change.

"When you disarm the people, you commence to offend them and show that you distrust them either through cowardice or lack of confidence, and both of these opinions generate hatred." Niccolo Machiavelli