Coastal Wonders!  Check out the builders website for complete information. http://www.rocketcar.net/bike/

The concept pics

Please be sure to check out the builders website for complete, I mean complete info.  He did not only a wonderful job on the bike but an incredible job on the documentation! Here's that link for you!   Frame Specs: 2" forward straight backbone 6" up with dual straight downtubes 38° rake big twin neck 250m rear chain final