Originally Posted by m4a1mustang

May I ask why you need a physical safety? The Glocks are very safe with a round chambered so long as they are kept in a holster covering the trigger guard. They cannot fire unless you willingly pull the trigger.

I carry my G26 and/or G19 and they are chambered 24/7.

If you absolutely MUST have a physical safety, take a look at the Ruger SR40C. I think the S&W M&P 40C also has a manual thumb safety.