Engineer Crafts an Amazing Hubless Bike With No Spokes on Its Wheels
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ZOPA Pedál nélküli gyerekkerékpár, Tech Bike | MALL.HU
When old meets new… – Where's Drew?
the Q replaces wheels on bike with massive circular saw blades to ride on ice
36v 250w Mini Q Folding Electric Bike Bicycle For Adult&child Light Quick Release Usb Interface E-bike 18'' 8'' Wheel Scooter - Electric Bicycle - AliExpress
How does this work!? Crazy half-wheeled bike concept goes viral | road.cc