Chainless bicycle design I have seen these before but this one is really well made. Facebook Prev Article Next Article Inventions Checkout these cool gadgets... Related Posts Rochester Invisibility Cloak Can Hide Three-Dimensional Objects Across a Wide Range of Angles Canadian Company Has Created An Incredible Invisibility Shield Sanitizer-Dispensing Door Handles Make Hospital Staff Clean Transparent Aluminum Now A Reality iPad For Restaurants – Ordering On The iPad New Wind Turbine Produces 6 Time More Energy