Insert the magazine release and slide lock spring (which differs in between the total-measurement and compact sizes) and hook up with the slide lock. Take note: You may need to apply some downward pressure around the induce and/or play Using the fitment with the slide quit launch with the pins https://p80-glock-17-frame47910.answerblogs.com/31914810/the-best-side-of-glock-43-p80-lower