Open Box Reptilia Black Hole Magwell for Glock 19 and Glock 23 GEN 3/4

Used/Open Box Item: This product is not eligible for return. Click to learn more about used products.



Product Summary

Molded from reinforced polymer, the Black Hole’s enlarged magazine well opening helps facilitate more efficient reloads without adding unnecessary bulk to your carry or duty sidearm

  • Compatible with 9mm & .40-caliber GLOCK pistols
  • Utilizes a unique rear spacer to ensure seamless fit and compatibility with both Gen 3 & Gen 4 frames
  • Impact-Modified Reinforced Nylon
  • Custom Alloy steel screw
  • 0.28 oz
  • Made in USA
  • Includes mounting screw and hex L-key
  • NOT compatible with OEM (factory) Glock 10 round magazines but is compatible with Magpul 10 round magazines.


Technical Information

Color / Pattern

Firearm Compatibility



Gen 3


Gen 4

Catalog Location

California Prop 65 Warning

WARNING: This product can expose you to chemicals, which are known to the State of California to cause Cancer and Reproductive Harm. For more information visit