“The GLOCK 19X is an intelligent crossover between the flagship, full-size G17 and the popular, concealable G19. With the implementation of new Gen5 characteristics to further improve upon a proven design, I believe this will open the door for future possibilities of melding other platforms and calibers for even more options for consumers.
Just picked one up, but have not yet shot it. One note that may not be obvious is that the grip screw bushings are longer than standard 1911 ones. I.e., in order to switch out G10 grips, you must replace them. Not a big deal at all [under $15], but do not try to “tighten” the factory grip screws on the thinner grips.
The Model 637 is the 5-shot J-frame built with a stainless steel barrel and cylinder and an aluminum alloy frame with an exposed hammer. It has black rubber Uncle Mike’s Boot Grips. The two greatest strengths of this gun are its excellent accuracy and 13.5 ounce weight.