9mm, Glock Glock 19 Gen4 FS (Forward Serrations) available Posted on May 6, 2018 by Robert Nagel 06 May Last Years Glock Summer Special FS guns sold out quickly, especially the G19 version. Well we found one more tucked in the back of our inventory! This guy won’t last long so give us a call if you are interested. 2018 NRA Convention ends tomorrow Christenstensen Arms announces Left Hand models