The only mags I buy are Tripp as I have never had an issue with them in any 1911 I have tried.
The Checkmates that came with the DW have had no issues either.
Everything else I have tried caused failures, but that was a long time ago in my first and rather "cheap" 1911.
The Checkmates that came with the DW have had no issues either.
Everything else I have tried caused failures, but that was a long time ago in my first and rather "cheap" 1911.