HK MP5K Submachine Gun

Photo credit: Lawn Art Design

Designed to appear as a normal briefcase, Heckler & Koch fabricated a solid polymer and aluminum box with a thin plastic lid, measuring 20″ x 15″ x 5″. Inside, it conceals an HK MP5K – “K” is the shorty version of the classic MP5 submachine gun – that’s securely by a STANAG claw mount. This weapon weighs a mere 4.4-pounds, and is 12.8-inches long overall with a 4.5-inch barrel. It boasts a cyclic rate of 900rpm, or in other words, it could burn through a 15 or 30-round magazine in 1-2 seconds respectively. Click here to view the first image in today’s viral picture gallery. Continue reading for the five most popular viral videos today, including one of a CO2-powered rocket launcher.

5. CO2-Powered Rocket Launcher

4. Tank Crossing a Trench: Slow vs. Fast

3. Simple Pizza Waffles

2. If Toy Story Characters Were Real

1. What Would You Do If Money Didn’t Matter?