This wicked looking chopper seems to defy the laws of physics with hubless rims that have no spokes or center hardware. This aluminum bike was built by Tennessee-based Amen Design (www.amendesigneng.com) using a wheel design concept from Franco Sbarro. Mike Brown, owner of Amen Design, has appeared on the Discovery Channel’s Great Biker Build-Off. You can see the hubless rims in action in this YouTube video: