Originally Posted by Wee Hooker

This is going to get ugly. The first thing many folks do when they buy a Ruger MK i/ii/iii/iv is upgrade the sear to get a target grade trigger pull. Many go all out and replace the entire trigger train. (Trigger,Plunger, spring, dis-connector, hammer, mag disconnect bushing, sear..) Some do there own. Many pay others to install the parts. Now Ruger is saying they won't return those parts if sent in. It's up to the owners to make them stock before returning.
I suspect there will be ALLOT of MK IVs that never go back because of this position.