Glockmeister 45 Plus 2 Magazines Extension
Add two rounds to the following factory GLOCK magazines: 21 & 30 (9 round magazine only)*
THIS IS A PLUS 2 EXTENSION ONLY. DO NOT ATTEMPT TO LOAD ADDITIONAL ROUNDS INTO THE MAGAZINE.
*This extension will work on the G30 10 round magazine. However, there will be a void between the pistol grip and the extension. There are currently no products that will fill this void in the grip.