Longer slide adds 1 inch of length when compared to the GX4 increasing muzzle velocity and sight radius, making it easier to maintain accuracy. A DLC coated stainless steel barrel ensures reduced friction and greater wear and corrosion resistance no matter the elements. Standard backstrap profile features a slight palm swell. Those who favor a higher wrist position for natural point-of-aim can install the included high-swell backstrap. 11- or 13-round magazine options for increased versatility and added peace of mind. A blackout steel serrated drift adjustable rear sight and fixed (white dot) front sight promote fast target acquisition when not running a red dot. Flat faced target trigger delivers accuracy and predictability courtesy of its crisp, precise sear break and the pleasingly short and tactile reset that is fundamental to quick, on-target follow-up shots. Carry-friendly carbon steel slide boasts a gas nitride coating to maximize slide surface hardness that shooters can depend on in any application.