Riptide – All Terrain Vehicle Prototype H&H Industries build Riptide (prototype) for the US Army. Amazing this is built just by a handful of people. Facebook Prev Article Next Article Gadgets Checkout these cool gadgets... Related Posts New Stove Technology – The William Gravity Defying Helicopter A Man Has Tested a Dog’s Anti-Bark Collar Radially Expending Table Confederate X132 Hellcat Combat Motorcycle is World’s Fastest Big Block V-Twin, Can Hit 172MPH Self-balancing Electric Unicycle