Introducing the Reptilia Black Hole™ Polymer Magwell for GLOCK® pistols. 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, the Black Hole utilizes a unique rear spacer to ensure seamless fit and compatibility with both Gen 3 & Gen 4 frames.
 
Note: Not compatible with 10 round factory Glock magazines but is compatible with Magpul® 10 round magazines.
 
Made for:

GLOCK 19 – Generation 3
GLOCK 19 – Generation 4 (with and without back-straps)
GLOCK 23 – Generation 3
GLOCK 23 – Generation 4 (with and without back-straps)
 
Compatible with:

Polymer80 – PF940C™