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Top window cut only.


Channel liner needed to complete.


Slide, barrel, and backplate only.

Reactor19 Builder Kit - For GLOCK G19 Gen3/4

Excluding Sales Tax
Back Plate
  • Slide

    • Compatibility: Gen3-4 19
    • Material: 416 stainless (heat treated 40-41 rockwell)
    • Made in the USA

    RED DOT COMPATIBILITY: Trijicon RMR, Holosun 407c/507c/508c


    • Handgun Type: 19
    • Barrel Caliber: 9mm
    • Barrel Profile: Ported Reactor Barrel
    • Barrel Material: 4150
    • Barrel Twist: 1:10
    • Crown: 11-degree Target Crown
    • Rifling Method: Button Rifled, Fully Stress Relieved
    • Rifling Type: Conventional 
    • Made in the USA