Review in USPSA Front Sight Magazine July/August 2011 Posted on July 29, 2012 by Jeff Wilson Share this:Click to share on Facebook (Opens in new window)Click to share on Reddit (Opens in new window)Click to share on Pinterest (Opens in new window)Click to share on Tumblr (Opens in new window)Click to print (Opens in new window) Posted in Product Reviews and tagged competition trigger systems, drop in trigger, glock trigger upgrade, glock triggers, trigger, trigger system comparisons, why upgrade glock trigger.