Heizer Defense · Pistol · Discontinued
| Weight (empty) | 600 g (21.2 oz) |
| Overall Length | 140 mm (5.51") |
| Barrel Length | 76 mm (2.99") |
| Height | 102 mm (4.02") |
| Width | 30 mm (1.18") |
| Magazine Capacity | 2 rounds |
| Action Type | Short Recoil |
| Firing Mechanism | Striker Fired |
| Muzzle Velocity | 265 m/s (869 fps) |
| Muzzle Energy | 569 J (420 ft·lbf) |
| Effective Range | 50 m (55 yd) |
| Frame Material | Polymer |
Primary Caliber: .45 Colt / .410 Bore
The Heizer Defense PS1 is a semi-automatic pistol chambered in .45 Colt / .410 Bore, manufactured by Heizer Defense. This American-manufactured firearm reflects the engineering traditions and quality standards of its country of origin, designed to meet the demands of both civilian and professional users in a competitive global marketplace. The striker-fired action provides a consistent trigger pull for every shot, simplifying training and reducing the manual of arms — a design philosophy that ha...
Country of Origin: United States