Sikorsky X2 World’s Fastest Helicopter The fastest and coolest double blade chopper that the world has, the Sikorsky X2. Facebook Prev Article Next Article Military Checkout these cool gadgets... Related Posts CH-53K King Stallion Heavy Lift Helicopter – 13 Tons Lift U.S Army Has a Cool New Modular Helmet Shooting 2500 Yards, 1.43 miles or 2.3km! 5 Most Top Secret Military Locations If You Detonated a Nuclear Bomb at The Bottom Of The Marianas Trench Chinese Army Sent Flamethrowers to Destroy Huge Wasp Nest