Ok guys... talking about my .45ACP S/A Loaded 5" 1911-A1
I bought 3 McCormick Shooting Star 8rd mags (2 blued, 1 S/S), and 1 Colt mag (S/S 7rd) on the internet (I already have 3 Colt mags that work fine... so I figured I'd add to the collection).
All of my Colt mags work perfectly, the 2...