I thought I'd kill two birds with one stone. So I performed a bullet setback test to see if there is a problem with factory 357 Sig ammo, and I used a Glock 31 because I have heard rumors that Glocks can blow up easily. I did a similar test a couple months ago with a Steyr m357 pistol.
See my info at the following site if you would like to see the details:
petej55.home.mindspring.com/glock31.setback.chart.htm
See my info at the following site if you would like to see the details:
petej55.home.mindspring.com/glock31.setback.chart.htm