AR-15 Mag Well Adapter, 9mm, PSA
Palmetto State Armory CUSTOM 9MM GLOCK COMPATIBLE MAG-WELL CONVERSION BLOCK
The AR-15 is America's favorite rifle for its modularity and versatility. Now you can easily add another caliber to your current AR-15 lower's repertoire with the PSA Custom 9mm Glock Compatible Mag-well Conversion Block. This Mag-well Conversion block quickly and easily gives your current Mil-Spec AR-15 Lower receiver the ability to use 9mm Glock and Glock Compatible Magazines.