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 Dude Makes Spider-Man’s Webslinger – Doesn’t Work Too Well Bar Bans Google Glass Even Before It Is Launched LED Powered Keyboard 150 Hours of battery life (MP3 Player) Self-propelled device destined to shipwrecked rescue The Watch that Just Vibrates