The Umarex H&K MP5A4 is a fully licensed replica of the real Heckler & Koch MP5A4. This electric airsoft gun is equipped with a full metal body, 1:1 scale of the real H&K MP5 and has an electric blowback system that functions extremely well. The rear sight is a fully adjustable rotary style drum sight with 4 settings, while the front has a hooded post. The finish and feel of the metal body and sturdy ABS furniture gives you the reassurance that this is a high quality and durable airsoft gun. The fixed stock is perfect to house a large battery for longer playing time and for more stable shooting.
| Make/Manufacturer | Umarex |
| Model Number | HKMP5A4 |
| Method of Operation | Automatic Electric Gun (AEG) |
| Fire Control Selection | Safe - Semi - Full Auto |
| Caliber | 6mm Airsoft BB |
| Battery Type | Large |
| Motor | High Torque |
| Average Velocity | 350 feet per second |
| Muzzle Energy (w.0.2g) | 1.14 Joules |
| Effective Range | 120 feet |
| Sights | Fixed Front and Adjustable Rear |
| Cyclic Rate of Fire | 800-850 rpm |
| Overall Length | 790 mm |
| Weight | 2750 g |
| Barrel Length | 230 mm |
