Xwinder[edit | edit source]
http://www.xwinder.com Carbon tube winder at 80% the cost of commercial fiber tubes.
http://www.saers.com/recorder/craig/TurquoiseEnergy/ Bodies are molded from polypropylene-epoxy, a seemingly overlooked composite that is stronger and lighter than fiberglass. Some rough specs for the Electric Caik/Electric Hubcap/Electric Weel motors are: 4.8/7.2/19.2 KW, 24/36/48 V, 0-200 A (x2 motor controllers for Weel), 0-3000/-2000/-700 RPM, 9/11/28" OD, all 4-5" thick, 15/30/90 pounds. All motor sizes and styles mount the same individually made toroidal donut coils and magnets: 6/9/24 coils and 4/6/16 magnet poles.