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Heizer Defense PS1 Handgun

Item # 936516
Additional Information:

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  • To buy online and deliver to a Gander Mountain store or an Independent Firearms Dealer, simply add this item to your cart. Click here for additional details.
  • Firearms shipping charge of $25.00 per item.
  • You must be at least 21 years old to purchase this item. State and local laws may vary.
  • Additional discounts do not apply.


  • Fires .45 LC & .410 Bore Interchangeably

  • Small, Flat Design for Concealed Carry

  • Smooth Roller Bearing Trigger

  • Ambidextrous Operating Controls

  • Built-In Storage Compartment for .45 Rounds

Product Summary

Touted as the world’s most powerful small pistol, the PS1 pocket shotgun from Heizer is the perfect tool for both concealed carry protection and home defense. The PS1 is a small, flat design that's about the size of a smart phone. It's built to be snag-free design with recessed operating latches that are ambidextrous. The trigger module is mounted on roller bearings a smooth trigger pull without the need for lubes or oil. In field testing, the PS1 has been found to be extremely reliable, averaging 5000 rounds shot without any failures or breakages. A case/shell extractor allows for fast and smooth tactical reloads. Two additional rounds of .45 Colt can be held in the pistol's storage compartment.

Model PS1
Type Handgun
Action Single Shot
Caliber .45 LC/.410 Bore
Barrel Length 3.25"
Weight 21 oz.
Sights Blade Front/Rear Notch
Finish Black Isonite
Grips Polymer
Capacity 1


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