Extar USA · Pistol · In Production · 2013
| Weight (empty) | 1361 g (48.0 oz) |
| Overall Length | 457 mm (17.99") |
| Barrel Length | 210 mm (8.27") |
| Width | 57 mm (2.24") |
| Magazine Capacity | 30 rounds |
| Action Type | Gas Operated Direct Impingement |
| Firing Mechanism | Hammer Fired |
| Muzzle Velocity | 760 m/s (2493 fps) |
| Muzzle Energy | 1300 J (959 ft·lbf) |
| Effective Range | 150 m (164 yd) |
| Frame Material | Polymer |
Primary Caliber: 5.56x45mm NATO
The Extar EXP-556 is an ultra-light AR-15-pattern 5.56 NATO pistol, the company's original flagship product. Conceived in 2010 and brought to market in 2013, it was marketed as the lightest 5.56 NATO pistol in the world, weighing just 2.98 pounds (48 ounces) unloaded thanks to injection-molded high-impact polymer upper and lower receivers that eliminate the conventional AR buffer tube. The EXP-556 uses a direct-impingement gas system feeding from standard MIL-SPEC STANAG AR-15 magazines (one 30-...
Country of Origin: United States