These will work on both Gen3 and Gen4 frames.
 
This is the REACTOR Slide, Barrel, and Backplate only.
 
SLIDE: Heat treated steel and DLC Coated with steel RMR Cover
BARREL: Technical Specifications: Handgun Type: G19 - Barrel Caliber: 9mm - Barrel Profile: 416-R Stainless Steel - Barrel Twist: 1:10 - Muzzle Thread: 1/2x28 TPI - Crown: 11-degree Target Crown - Rifling Method: Button Rifled, Fully Stress Relieved - Rifling Type: Conventional Outside Finish: DLC
BACKPLATE: ARC BACKPLATE

ARC REACTOR BUILDER KIT

$899.00Price