Glock 19M: Released in 2016, the 19M was created in reaction to an FBI solicitation for just a new compact 9mm pistol. Differences with the Generation 4 design contain removing of the finger grooves, ambidextrous slide prevent, rounded slide nose profile, flared journal properly with new magazine baseplates, as well https://listbell.com/story8621759/not-known-facts-about-glock