10mm auto

10 mm Auto10mm auto handgun cartridge schematic with dimensions

The 10mm auto (10 x 25mm) was developed by legend Jeff Cooper. This powerful cartridge was briefly selected for use by the FBI. This was a bit of a knee jerk reaction following the famous 1986 FBI Miami shootout which involved two suspects and eight FBI agents. The incident lasted under five minutes yet approximately 145 shots were exchanged. The two suspects were shot respectively six and twelve times before being incapacitated and two agents died.  All but one FBI agent was wounded.

Shortly after introduction of the 10mm auto, the FBI withdrew the caliber for standard use.  The FBI  deeming it too difficult to shoot by the average agent. It still however  remains in use by the SWAT teams and the FBI Hostage Rescue Teams.

The flat shooting 10mm has ballistic characteristics similar to the 41 magnum revolver cartridge, it is favoured by big game hunters as a back up when hunting dangerous game and is a formidable tactical and self defense caliber as one can imagine.

Interested in firing a Glock chambered in the awesome 10mm auto ? Sign up for a Glock Experience Event, tailor made to suit your requirements and shoot the pistol that certainly would make “Dirty Harry’s” day. More info at:


2 thoughts on “10mm auto

  1. Hi when will gen40 be avaible

    1. Good Day
      Sadly we do not have any 10mm auto Glocks in stock. After Easter I hope we will have new stock.

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