THE FACT ABOUT RUGER SR45 FOR SALE THAT NO ONE IS SUGGESTING

I am also experimenting with modifying some M&P mags and CZ mags to work with in the carbine. You will need to Lower the notch during the entrance from the mag so it will eventually lock in. I don't have any Glocks.I'd personally use Glock branded Journals rather than the other copies. Others can be obtained for example Magpul. You may try some and