Installing The Apex Mk IV Kits

For those of you with a Ruger Mk IV model pistol, and a new Apex Action Enhancement Kit to go in it, the installation process is easier than you’d think. Scott Folk walks you through the step-by-step process for disassembly and reassembly of the frame in these new videos. If you run into any trouble while installing your kit, be sure to contact our customer service team at (623) 322-0200 for assistance.


  1. Richard Earls - January 16, 2019 @ 9:43 am

    I ordered a trigger for my mark iv today. Good video i will review again once it arrives

  2. tom conley - October 3, 2019 @ 2:53 pm

    HELP !!! Installed your apex trigger on my S&W mp-2 45 compact ! It works great . Today I have trying to install another on my ruger 22/45 . I followed the instructions all the way , I think . It will not latch when I install the barrel to the action . I have redone it all day , no results . What have I done wrong . ?

  3. paul - October 3, 2019 @ 3:03 pm

    Please call out customer service at 623-322-0200 and walk them through what you are experiencing. They will ask you for some photos so they can see what you’re seeing.

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