Originally Posted by RiceB4

I just installed an Apex flat-faced trigger kit on my M&P 2.0 compact. Now when I try to dry fire it to test the action I’m having an issue. When I rack the slide and pull the trigger the first time nothing happens, but on the second trigger pull it clicks. This happens every time. I’m not sure what I did wrong to make it only engage on the second trigger pull. Any ideas?